Summaries of Step by Step Science Videos 📚
Watch your favorite videos and the summaries on Glasp
Energy, Work & Power (25 of 31) Calculate the Average Power Output of an Accelerating Car
Step by Step Science
Elimination Method, Systems of Linear Equations, No. 2
Step by Step Science
RC Circuits (8 of 8) Charging a Capacitor, An Explanation
Step by Step Science
Radioactivity (3 of 16) Three Types of Radioactive Decay, An Explanation
Step by Step Science
Atomic Structure (2 of 6) The Atom and The Periodic Table
Step by Step Science
Molar Conversions: Volume of a Gas to Grams of a Gas
Step by Step Science
Making YOU the Scientist: Freezing Point Depression and Phase Changes
Step by Step Science
Radioactivity (1 of 16) An Explanation
Step by Step Science
Point Charges (1 of 10) Electric Potential An Explanation
Step by Step Science
Chemical Reaction (5 of 11) Synthesis Reactions, an Explanation
Step by Step Science
Simple Harmonic Motion (8 of 16): Hooke's Law, Example Problems
Step by Step Science
Momentum (13 of 16) Elastic Collisions, Example 3
Step by Step Science
RLC Circuits (2 of 19), How to Calculate Inductive Reactance
Step by Step Science
Photoelectric Effect (8 of 8) A Summary (Clear and Concise)
Step by Step Science
Buoyancy and Archimedes’ Principle: Example Problems
Step by Step Science
Radioactivity (10 of 16) Decay Activity, Example Problems
Step by Step Science
Physics, Kinematics, Free Fall (6 of 12) Total Time In the Air from Known Initial Velocity
Step by Step Science
Momentum (3 of 16) Impulse, An Explanation
Step by Step Science
Resistors in Electric Circuits (7 of 16) Adding Resistors in Parallel, Part 2
Step by Step Science
From the Molecular Formula to the Empirical Formula
Step by Step Science
Thin Lens Equation (4 of 6) Concave Mirror, Object Distance Less Then f
Step by Step Science
What is a force?
Step by Step Science
Fluids: Specific Gravity, An. Explanation
Step by Step Science
Convert from Standard Form to the Slope Intercept Form of a Line
Step by Step Science
Energy, Work & Power (8 of 31) Work, An Explanation
Step by Step Science
Physics, Kinematics, Free Fall (4 of 12) Solving for Time to Fall from Known Height
Step by Step Science
Uniform Electric Fields: an Explanation
Step by Step Science
What is Resistance? An Explanation
Step by Step Science
COVID-19 Vaccine: Efficacy vs Effectiveness
Step by Step Science
Making a Density Graph
Step by Step Science
From Two Points Get the Slope Intercept Equation of a Line
Step by Step Science
Simple Harmonic Motion (13 of 16): Kinetic & Potential Energy, An Explanation
Step by Step Science
Thin Lens Equation (6 of 6) Concave Lens
Step by Step Science
Thin Lens Equation (5 of 6) Convex Mirror
Step by Step Science
Conservation of Mechanical Energy: Example Problems
Step by Step Science
Gravitation (4 of 17) Calculating Acceleration Due to Gravity (g)
Step by Step Science
Atomic Structure (1 of 6) What are Atoms? An Explanation
Step by Step Science
Percent Composition from a Chemical Formula
Step by Step Science
Radioactivity (5 of 16) Nuclear Fusion, An Explanation
Step by Step Science
Resistors in Electric Circuits (9 of 16) Combination Resistors No. 1
Step by Step Science
Gravitation (5 of 17) Calculating Orbital Velocity of a Satellite
Step by Step Science
Capacitors (4 of 9) Calculating the Capacitance of a Capacitor, An Explanation
Step by Step Science
Momentum (15 of 16) Elastic Collisions, Example 5
Step by Step Science
RLC Circuits (11 of 19) Series RL; Calculating Impedance, Current and Voltage
Step by Step Science
Molar Conversions: Moles to Number of Particles and Number of Particles to Moles
Step by Step Science
Resistance & Resistivity, An Explanation
Step by Step Science
Chemical Reactions (8 of 11) Stoichiometry: Moles to Grams
Step by Step Science
Electromagnetic Induction (1 of 15) Emf Across a Moving Wire, Motional Emf
Step by Step Science
Linear Equations from the Graph of the Line, No. 2
Step by Step Science
Gravitation (17 of 17 ) Conservation of Mechanical Energy, Final Velocity of a Satellite
Step by Step Science
RLC Circuits (7 of 19) Series RL; An Explanation, Voltage, Impedance, Phasor Diagrams
Step by Step Science
From y Intercept and a Point Get the Slope Intercept Equation of a Line
Step by Step Science
Resistors in Electric Circuits (6 of 16) Adding Resistors to Parallel Circuits, Part 1
Step by Step Science
Fluids & Pascals Principle with PhET Simulations
Step by Step Science
Resistors in Electric Circuits (3 of 16) Voltage, Resistance & Current for Parallel Circuits
Step by Step Science
Coulomb's Law (7 of 7) Force on Three Charges Arranged in a Right Triangle
Step by Step Science
Capacitors (2 of 9) What is Capacitance? An Explanation
Step by Step Science
Magnetism (9 of 13) Lorentz Force, Force on a Current Carrying Wire
Step by Step Science
Magnetism: Superposition of Magnetic Fields, Example No. 1
Step by Step Science
Gravitation (13 of 17) Orbital Velocity at the Surface of the Earth
Step by Step Science
Point Charges (9 of 10) Work, Potential Energy & Potential, Part 1
Step by Step Science
Magnetism (13 of 13) The Motor Principle and Simple DC Motors
Step by Step Science
Resistors in Electric Circuits (12 of 16) Calculating Current for Series Resistors
Step by Step Science
RLC Circuits (3 of 19) Resistance; Phase Shift, Phasor Diagrams, Impedance, An Explanation
Step by Step Science
Speed and Velocity in One Dimension
Step by Step Science
Convert from the Slope Intercept Form to the Standard Form
Step by Step Science
Mass Defect & Binding Energy (2 of 7), The Nucleus
Step by Step Science
Energy, Work & Power (15 of 31) Positive Work vs. Negative Work for Vertical Motion
Step by Step Science
Molar Conversion: Grams of Gas to Volume of a Gas
Step by Step Science
Molar Conversion: Number of Particles to Volume of a Gas
Step by Step Science
Capacitors (9 of 11) in Parallel, Calculating Voltage Drop
Step by Step Science
Mass Defect & Binding Energy (3 of 7), Beta Decay of Cesium 137
Step by Step Science
Motion Graphs (8 of 8) Distance and Displacement in One Dimension
Step by Step Science
Ray Diagrams (1 of 4) Concave Mirror
Step by Step Science
Fun with Fußball and Physics
Step by Step Science
Gravitation (15 of 17) Energy Needed to Launch a Satellite into Geosynchronous Orbit
Step by Step Science
Atomic Structure (5 of 6) What are Ions? An Explanation
Step by Step Science
Newton's Three Laws of Motion (Clear and Easy to Follow)
Step by Step Science
Reflection (1 of 1) What is the Law of Reflection? An Explanation
Step by Step Science
Ionic and Covalent Compounds: Writing Names and Formulas
Step by Step Science
Resistors in Electric Circuits (4 of 16) Adding Resistors to Series Circuits, Part 1
Step by Step Science
Magnetism: Superposition of Magnetic Fields, Example No. 2
Step by Step Science
Mass Spectometer: An Explanation
Step by Step Science
Mass Defect & Binding Energy (6 of 7), Nuclear Fusion
Step by Step Science
Gravitation (11 of 17) Gravitational PE of a Object Orbiting the Earth
Step by Step Science
Energy, Work & Power (21 of 31), Conservation of Mechanical Energy & Final Velocity
Step by Step Science
Buoyancy and the Weather Balloon Problem
Step by Step Science
Conservation of Mechanical Energy with PhET Interactive Simulations
Step by Step Science
RLC Circuits (6 of 19) Series RC; An Explanation, Voltage, Impedance, Phasor Diagrams
Step by Step Science
RC Circuit Analysis (2 of 8) Voltage and Current
Step by Step Science
Energy, Work & Power (7 of 31) Gravitational Potential Energy, Example No. 1
Step by Step Science
Physics, Kinematic (5 of 7) 1 D Horizontal Motion, Solve for Distance, No. 2
Step by Step Science
Momentum (8 of 16) Inelastic Collisions, Example 2
Step by Step Science
Photoelectric Effect (2 of 8) Example No.1 (Easy to Follow)
Step by Step Science
Momentum (11 of 16) Elastic Collisions, Example 1
Step by Step Science
Uniform Electric Field: Work Done to Move a Charge Through the Field
Step by Step Science
Newton's 2nd Law (4 of 21) Calculate Acceleration with Friction, Net Force Above the Horizontal
Step by Step Science
Gravitation (9 of 17) Gravitational PE Far From Earth, the Negative Sign, An Explanation
Step by Step Science
Newton's 2nd Law (7 of 21) Calculating Acceleration of a Atwood Machine
Step by Step Science
Energy, Work & Power (19 of 31) Conservation of Mechanical Energy, An Explanation
Step by Step Science
Gravitation (8 of 17) Geosynchronous and Geostationary Orbits
Step by Step Science
RLC Circuits (1 of 6) Power in Resistive Circuits
Step by Step Science
Simple Machines (5 of 7) Inclined Planes; Defining Forces, Distances and MA
Step by Step Science
Substitution Method, Systems of Linear Equations
Step by Step Science
Chemical Reactions (9 of 11) Stoichiometry: Grams to Grams
Step by Step Science
The Basics: Voltage, Current and Resistance
Step by Step Science
Point Charges (5 of 10) Work Done to Bring a Point Charge in From Infinity
Step by Step Science
Combination Circuits: Calculating Currents and Voltages
Step by Step Science
Newton's 2nd Law (9 of 21) Calculate Acceleration with Friction; Inclined Plane, One Mass
Step by Step Science
Point Charges (4 of 10) Change in Electric Potential Energy
Step by Step Science
Physics, Kinematics, Free Fall (11 of 12) Total Time In the Air
Step by Step Science
RLC Circuits (16 of 19) Parallel RC; An Example Problem, Current, Impedance and Admittance
Step by Step Science
Newton's 2nd Law (16 of 21) Drawing Free Body Diagrams, Objects with Balanced Forces
Step by Step Science
Physics, Kinematics: Distance vs. Displacement (new)
Step by Step Science
Electromagnetic Induction (6 of 15) Faraday's Law, Example Problems
Step by Step Science
The Ideal Brayton Cycle: An Engineering Perspective
Step by Step Science
Inertia: What it is and what it is not?
Step by Step Science
What is Heat? An Explanation
Step by Step Science
Magnetism (11 of 13) Magnetic Force Due to Parallel Wires, Current Opposite Directions
Step by Step Science
RLC Circuits (18 of 19) Parallel RL; An Example Problem; Current, Impedance and Admittance
Step by Step Science
Newton's Second Law, Calculating Acceleration, With and Without Friction
Step by Step Science
Three Classes of Levers: Example Problems, Solving for Force and Distance
Step by Step Science
Newton's 2nd Law (7 of 21) Atwood Machine, Acceleration & Tension (revised)
Step by Step Science
The Three Classes of Levers: An Explanation
Step by Step Science
Newton's 2nd Law, The Force of Friction, An Explanation (Best Explanation Ever)
Step by Step Science
Physics, Torque (9 of 13) Static Equilibrium, Hanging Sign No. 3
Step by Step Science
Physics, Kinematics (1 of 7) One Dimensional Horizontal Motion: An Explanation
Step by Step Science
Ray Diagrams (3 of 4) Concave and Convex Lenses and Mirrors: Parallel Light Rays
Step by Step Science
Newton's 2nd Law (1 of 21) Calculate Acceleration w/o Friction, Net Force Horizontal
Step by Step Science
The Electroscope, Charge Separation and the Positively Charged Stick
Step by Step Science
RC Circuits (4 of 8) Charging a Capacitor, Time Constant, Voltage, Current, An Explanation
Step by Step Science
Capacitors (9 of 9) Graphical Determination of Capacitance
Step by Step Science
Physics, Kinematics, Free Fall (10 of 12) Final Velocity at Bottom
Step by Step Science
Resistors in Electric Circuits (10 of 16) Combination Resistors No. 2
Step by Step Science
Bohr Model (2 of 7) Calculate the Wavelength of Light Emitted
Step by Step Science
RLC Circuits (5 of 19) Inductive Reactance; Phase Shift, Phasor Diagrams, Frequency, An Explanation
Step by Step Science
Kirchhoff's Rules (4 of 4) Circuit Analysis, Example No. 3
Step by Step Science
Covalent Compounds: Writing Chemical Names and Formulas
Step by Step Science
RLC Circuits (19 of 19) Parallel RLC; An Example Problem; Current, Impedance and Admittance
Step by Step Science
RLC Circuits (1 of 19), How to Calculate Capacitive Reactance
Step by Step Science
Electromagnetic Induction (5 of 15) Faraday's Law, An Explanation, Part 3
Step by Step Science
Momentum (16 of 16) Elastic Collisions, Example 6
Step by Step Science
Electromagnetic Induction (8 of 15) Induced Emf in a Coil of Wire, Example No. 2
Step by Step Science
Gravitation (7 of 17) Calculating the Orbital Height of a Satellite Above the Earth
Step by Step Science
Magnetism (7 of 13) Lorentz Force on a Charged Particle, Right Hand Rule
Step by Step Science
Magnetism (12 of 13) The Lorentz Force, Charged Particles in Magnetic Fields
Step by Step Science
RLC Circuits (12 of 19) Series RLC; Calculating Impedance, Current and Voltage
Step by Step Science
Making YOU the Scientist: Density of Liquids
Step by Step Science
Half-life (2 of 16) An Explanation (New)
Step by Step Science
Radioactivity (4 of 16) Three Types of Radioactive Decay, Example Problems
Step by Step Science
Radioactivity (15 of 16) Carbon-14 Dating, When did the Volcano Erupt?
Step by Step Science
Thermodynamics: Specific Heat Capacity Calculations
Step by Step Science
Molar Conversions: Number of Particles to Grams
Step by Step Science
Energy, Work & Power (11 of 31) Work Energy Principle, Net Work Done on an Object
Step by Step Science
RLC Circuits (13 of 19) Summary of RLC Circuit Analysis
Step by Step Science
Chemical Reactions (2 of 11) Single Replacement Reactions, An Explanation
Step by Step Science
Capacitors (1 of 11) Series vs Parallel Circuits
Step by Step Science
Motion Graphs (6 of 8) Displacement from the Velocity vs. Time Graph
Step by Step Science
Refraction (3 of 5) What is Total Internal Reflection? An Explanation
Step by Step Science
From the Slope and a Point Get the Slope Intercept Equation of a Line
Step by Step Science
Ionic Compounds: Cross Over Rule
Step by Step Science
Empirical and Molecular Formulas from Mass Composition (No. 2)
Step by Step Science
Physics, Kinematics, Free Fall (9 of 12) Height Reached from Known Initial Velocity
Step by Step Science
Atomic Structure (4 of 6) What are Isotopes? Solving Simple Isotope Problems
Step by Step Science
Physics, Kinematics: What is Acceleration? (new)
Step by Step Science
Physics, Torque (3 of 13) Balance Beam
Step by Step Science
Physics, Kinematics (1 of 12) What is Free Fall? An Explanation
Step by Step Science
Newton's 2nd Law (12 of 21) Calculate Acceleration w/o Friction; Inclined Plane, Pulley, Two Masses
Step by Step Science
Simple Machines (3 of 7) Pulleys; Calculating Forces, Distances, MA, Part 2
Step by Step Science
Coulomb's Law (1 of 7) An Explanation
Step by Step Science
Gravitation (14 of 17) Total Mechanical Energy of a Satellite Orbiting Earth
Step by Step Science
Radioactivity: What is a Decay Chain
Step by Step Science
Refraction (5 of 5) Index of Refraction, An Explanation
Step by Step Science
Mass Defect & Binding Energy (5 of 7), Fission of Uranium 235
Step by Step Science
Uniform Electric Field (1 of 9 ) Motion of Charged Particles Parallel to the Field
Step by Step Science
Magnetism (6 of 13) Magnetic Field of a Coil, Example Calculations
Step by Step Science
Electric Field (3 of 3) Calculating the Electric Field In Between Two Charges
Step by Step Science
Point Charges (8 of 10) Work Done Moving a Point Charge thru a Potential Difference: No 1
Step by Step Science
Farsighteness vs. Nearsightedness, An Explanation
Step by Step Science
Physics, Torque (4 of 13) Force Not at Right Angle to the Object
Step by Step Science
Capacitors (10 of 11) in Parallel, Calculating Charge Stored
Step by Step Science
What is a Newton? An Explanation
Step by Step Science
Capacitors (8 of 11) in Series, Calculating Equivalent Capacitance
Step by Step Science
Capacitors (3 of 9) What is a Farad? An Explanation
Step by Step Science
Gravitation (16 of 17) Escape Velocity, An Explanation
Step by Step Science
Uniform Electric Field (6 of 9) Velocity of a Proton Moving thru a Potential Difference
Step by Step Science
Chemical Reactions (4 of 11) Decomposition Reactions, An Explanation
Step by Step Science
Magnetism (13 of 14) The Lorentz Force, Charged Particles in Magnetic Fields
Step by Step Science
Momentum (10 of 16) Elastic Collisions, An Explanation
Step by Step Science
Energy, Work & Power (2 of 31) Kinetic Energy, Example No. 1
Step by Step Science
Molar Conversions: Volume of a Gas to Number of Particles
Step by Step Science
What is an Ampere? An Explanation
Step by Step Science
Velocity Selector: An Explanation
Step by Step Science
Electric Power (1 of 3) and Watts, An Explanation
Step by Step Science
Capacitors (6 of 9) Factors Affecting the Capacitance of a Capacitor
Step by Step Science
Newton's 2nd Law (6a of 21) The Normal Force, The Elevator
Step by Step Science
Momentum, Impulse & Collisions: Ballistic Pendulum, An Explanation
Step by Step Science
Uniform Electric Field (7 of 9) Kinetic Energy of an Electron thru a Potential Difference
Step by Step Science
Simple Harmonic Motion (2 of 16): Pendulum, Calculating Period, Frequency, Length and Gravity
Step by Step Science
Capacitors (10 of 10) Changing Plate Area and Separation with PhET Simulations
Step by Step Science
Gravitation (6 of 17) Calculating the Orbital Period of a Satelite
Step by Step Science
EM Spectrum (3 of 3) Calculate Energy and Frequency from Wavelength
Step by Step Science
EM Spectrum (1 of 3) An Explanation
Step by Step Science
Physics, Kinematics, Free Fall (5 of 12) Solving for Displacement (Distance Fallen)
Step by Step Science
Dimensional Analysis Part 1, Units for Answers
Step by Step Science
Chemical Reactions (7 of 11) Stoichiometry: Grams to Moles
Step by Step Science
Chemical Reactions (3 of 11) Combustion Reactions, An Explanation
Step by Step Science
Electromagnetic Induction (7 of 15) Induced Emf in a Coil of Wire, Example No. 1
Step by Step Science
Calorimetry for Exothermic and Endothermic Reactions
Step by Step Science
Metric Unit Conversions Made Easy
Step by Step Science
Simple Machines (6 of 7) Inclined Plane; Calculating Forces, Distances, MA, Part 1
Step by Step Science
Molar Conversions: Grams to Number of Particles
Step by Step Science
Electric Field (1 of 3) An Explanation
Step by Step Science
Newton's 2nd Law (18 of 21) Will it Accelerate? Inclined Plane and One Mass
Step by Step Science
Magnetism (8 of 13) Lorentz Force, Calculate Magnetic Force on Charged Particle
Step by Step Science
RL Circuits (4 of 8) Inductor Charging & Discharging, An Explanation, Part 1
Step by Step Science
Physics, Kinematics (3 of 7) 1 D Horizontal Motion, Solve for Acceleration, No. 2
Step by Step Science
Combination Circuits: Comparing Currents and Voltages
Step by Step Science
Graphing Method, Systems of Linear Equations
Step by Step Science
Point Charges (6 of 10) Work to Bring Three Charges Close Together
Step by Step Science
What is a Watt? An Explanation
Step by Step Science
Bohr Model (7 of 7) Electron Velocity Derivation and Calculation
Step by Step Science
Momentum (4 of 16) Force vs Time Graph
Step by Step Science
Empirical and Molecular Formula from Percent Composition (No. 1)
Step by Step Science
Refraction (4 of 5) Calculating the Critical Angle
Step by Step Science
Capacitors (7 of 9) Energy Stored in a Capacitor, An Explanation
Step by Step Science
Magnetism (5 of 13) Magnetic Field of a Coil, An Explanation
Step by Step Science
Energy, Work & Power (3 of 31) Kinetic Energy, Example No. 2
Step by Step Science
RC Circuits (3 of 8) Charging & Discharging a Capacitor, An Explanation
Step by Step Science
Atomic Structure (6 of 6) What are Ions? Solving Simple Ion Problems.
Step by Step Science
Energy, Work & Power (23 of 31) Work from the Force vs. Displacement Graph, No. 2
Step by Step Science
Uniform Electric Field (2 of 9) Motion of Charged Particles Perpendicular to the Field
Step by Step Science
Kinetic Energy: Example Problems
Step by Step Science
Motion Graphs (2 of 8) Position vs. Time Graph Part 2, Acceleration
Step by Step Science
Physics, Torque (2 of 13) Force at Right Angle to Object
Step by Step Science
Optics: Real and Apparent Depth
Step by Step Science
Point Charges (7 of 10) Calculating Potential Difference Between Two Points
Step by Step Science
Energy, Work & Power (9 of 31) Calculate the Work Done by a Horizontal Force
Step by Step Science
Physics, Kinematics (2 of 7) 1 D Horizontal Motion, Solve for Acceleration, No. 1
Step by Step Science
Motion Graphs (7 of 8) Calculating Speed & Velocity for One Dimensional Motion
Step by Step Science
Electromagnetic Induction (2 of 15) Magnetic Flux, An Explanation
Step by Step Science
Energy, Work & Power (30 of 31) Comparing the Power Output of Two People
Step by Step Science
Momentum (5 of 16) Impulse, Example 1
Step by Step Science
Physics, Kinematics, Free Fall (8 of 12) Initial Velocity Needed to Reach Known Height
Step by Step Science
Physics, Kinematics, Free Fall (7 of 12) Initial Velocity for Known Time in the Air
Step by Step Science
Resistors in Electric Circuits (14 of 16) Calculating Voltage for Parallel Circuits
Step by Step Science
RC Circuit Analysis (1 of 8) Voltage and Current
Step by Step Science
Magnetism (10 of 13) Magnetic Force Due to Parallel Wires, Current Same Direction
Step by Step Science
Conservation of Mechanical Energy: An Explanation
Step by Step Science
Ionic Compounds: Lewis Dot Structures
Step by Step Science
Uniform Electric Field (5 of 9) Work Done by an Electric Field
Step by Step Science
Energy, Work & Power (4 of 31) Kinetic Energy, Its Relationship to the Square of the Velocity
Step by Step Science
Radioactivity (6 of 16) Nuclear Fission, An Explanation
Step by Step Science
Simple Harmonic Motion (5 of 16): Pendulum Velocity from Height of Displacement
Step by Step Science
Bohr Model (6 of 7) Energy Level Derivation and Calculation
Step by Step Science
States of Matter: Solids, Liquids & Gases
Step by Step Science
Gravitation: Kepler’s Laws of Planetary Motion, Example Problems
Step by Step Science
What is a Radian? An Explanation
Step by Step Science
Acceleration, An Explanation
Step by Step Science
Snell’s Law with PhET Interactive Simulations
Step by Step Science
Calculating Power in Physics: Example Problems
Step by Step Science
Electric Field (2 of 3) Calculating the Magnitude and Direction of the Electric Field
Step by Step Science
Uniform Electric Field (9 of 9) Separation Between Parallel Plates
Step by Step Science
RL Circuit Analysis (1 of 8) Voltage and Current
Step by Step Science
Magnetism (2 of 13) Why are Magnets Magnetic, An Explanation
Step by Step Science
EM Spectrum (2 of 3) Calculate Wavelength and Frequency from Energy
Step by Step Science
Uniform Electric Field (4 of 9) Electric Potential Energy due to Parallel Plates: An Explanation
Step by Step Science
Metric System, Metric Unit Conversions
Step by Step Science
Metric System, An Explanation
Step by Step Science
RC Circuit (7 of 8) Discharging a Capacitor, Time Constant, Voltage, Current, Worked Example
Step by Step Science
Uniform Electric Field (3 of 9) Potential Difference due to Parallel Plates: An Explanation
Step by Step Science
Bohr Model (3 of 7) Calculate the Wavelength of Light Absorbed
Step by Step Science
Newton's 2nd Law (20 of 21) Will it Accelerate? Inclined Plane w/o Friction and a Pulley
Step by Step Science
Energy, Work & Power (24 of 31) Power, An Explanation
Step by Step Science
What is Charge? An Explanation
Step by Step Science
Electromagnetic Induction (12 of 15) Lenz's Law, Example Problems
Step by Step Science
Mass Spectrometer: An Example Problem
Step by Step Science
From the Empirical Formula to the Molecular Formula
Step by Step Science
Two Dimensional Motion (1 of 4) An Explanation
Step by Step Science
Capacitors (1 of 9) What is a Capacitor, An Explanation
Step by Step Science
Simple Machines (4 of 7) Pulleys; Calculating the Amount of Work Done
Step by Step Science
Magnetism (1 of 13) Magnets & Magnetic Field Lines, An Explanation
Step by Step Science
Physics, Kinematics: Speed vs. Velocity (new)
Step by Step Science
Photoelectric Effect (6 of 8) Stopping Potential, An Explanation
Step by Step Science
Newton’s Universal Gravitation vs Coulomb’s Law
Step by Step Science
Newton's 2nd Law (3 of 21) Calculate Acceleration w/o Friction, Net Force Above the Horizontal
Step by Step Science
Point Charges (3 of 10) Electric Potential Difference
Step by Step Science
Refraction of Light with PhET Interactive Simulations
Step by Step Science
Capacitors (7 of 11) in Series, Calculating the Charge Stored
Step by Step Science
Radioactivity (12 of 16) Radioactive Decay Law, Examples Problems
Step by Step Science
Specific Heat of a Metal by Calorimetry
Step by Step Science
Fission and Fusion
Step by Step Science
Resistors in Electric Circuits (16 of 16) Calculating Equivalent Resistance of Parallel Resistors
Step by Step Science
Two Dimensional Motion (4 of 4) Horizontal Projection, Worked Example
Step by Step Science
Simple Harmonic Motion (4 of 16): Pendulum Conservation of Energy, Example Problems
Step by Step Science
Using Dimensional Analysis to Find the Units of a Constant
Step by Step Science
Energy, Work & Power (13 of 31) Calculate the Work Done Carrying an Object Up a Ramp
Step by Step Science
Molar Mass Calculations
Step by Step Science
Dimensional Analysis Part 2, Unit Conversions
Step by Step Science
RLC Circuits (14 of 19); Determining the Resonance Frequency for Series RLC Circuits
Step by Step Science
Electromagnetic Induction (3 of 15) Faraday's Law, An Explanation, No. 1
Step by Step Science
RLC Circuits (3 of 6) Power in Inductive Circuits
Step by Step Science
Mass Defect & Binding Energy (4 of 7), Fission of Uranium 235
Step by Step Science
Capacitors (5 of 9) Calculating the Capacitance of a Capacitor, Worked Examples
Step by Step Science
LC Oscillating Circuit: An Explanation
Step by Step Science
Free Fall Motion
Step by Step Science
Uniform Electric Fields: Electric Potential Energy & Potential Difference
Step by Step Science
Motion Graphs (1 of 8) Position vs. Time Graph Part 1, Constant Velocity
Step by Step Science
Capacitors (8 of 9) Energy Stored in a Capacitor, Example Problems
Step by Step Science
Simple Machines (2 of 7) Pulleys; Calculating Distances, Forces, MA, Part 1
Step by Step Science
Radioactivity (16 of 16) Carbon-14 Dating, When Did Ötzi Die?
Step by Step Science
Bohr Model (1 of 7) Emission Spectrum, An Explanation
Step by Step Science
Energy, Work, & Power, (1 of 31) Kinetic Energy, An Explanation
Step by Step Science
Point Charges (10 of 10) Work, Potential Energy and Potential, Part 2
Step by Step Science
Simple Harmonic Motion (1 of 16): Period of a Pendulum
Step by Step Science
Radioactivity
Step by Step Science
Newton's 2nd Law (19 of 21) Will it Accelerate? Table with Pulley and Two Masses
Step by Step Science
Mass, Weight, Energy Work and Power: The Basics
Step by Step Science
Energy, Work & Power (10 of 31) Calculate the Work Done by a Non-Horizontal Force
Step by Step Science
Simple Machines (7 of 7) Inclined Plane; Calculating the Work Done, Part 2
Step by Step Science
What is a Newton-Meter? An Explanation
Step by Step Science
Physics, Kinematics (7 of 7) 1 D Horizontal Motion, Solve for Final Velocity, No. 1
Step by Step Science
Resistors in Electric Circuits (15 of 16), Calculating Current for Parallel Resistors
Step by Step Science
RC Circuits (6 of 8) Discharging a Capacitor, Time Constant, Voltage, Current, An Explanation
Step by Step Science
Refraction (2 of 5) Snell's Law, Calculating Angle of Refraction and Angle of Incidence
Step by Step Science
Exothermic vs. Endothermic Reactions
Step by Step Science
Radioactivity (14 of 16) Carbon-14 Dating, an Explanation
Step by Step Science
Energy, Work & Power (14 of 31) Positive Work vs. Negative Work for Horizontal Motion
Step by Step Science
Graphing Linear Equations, No. 2
Step by Step Science
Simple Harmonic Motion (12 of 16): Example Problems
Step by Step Science
Atomic Structure (3 of 6) What are Isotopes? An Explanation
Step by Step Science
Empirical Formula of a Hydrate
Step by Step Science
Velocity Selector: An Example Problem
Step by Step Science
Gravitation (10 of 17) Gravitational PE at the Surface of the Earth
Step by Step Science
Magnetism (4 of 13) Magnetic Field of a Wire, Calculations
Step by Step Science
Momentum (14 of 16) Elastic Collisions, Example 4
Step by Step Science
Gravitation (3 of 17) Mass vs Weight, An Explanation
Step by Step Science
Making YOU the Scientist: Experimenting with Electromagnets
Step by Step Science
Density, An Explanation
Step by Step Science
Think Inside the Tube: A Science Inquiry Demonstration
Step by Step Science
Kirchhoff's Rules (3 of 4) Circuit Analysis, Example No. 2
Step by Step Science
RLC circuits (5 of 6) AC Power for an RL Circuit
Step by Step Science
Resistors in Electric Circuits (5 of 16) Adding Resistors in Series, Part 2
Step by Step Science
Scalars vs. Vectors
Step by Step Science
Wave Math; Calculating Period, Frequency, Wavelength & Velocity
Step by Step Science
Gravitation: Change in Energy and Work for Satellite Orbits
Step by Step Science
Electromagnetic Induction (14 of 15) Transformers, Example Problems
Step by Step Science
What is Voltage? An Explanation
Step by Step Science
An Introduction to Gas Turbine Technology
Step by Step Science
Physics, Net Torque (5 of 13) Five Forces Applied to a Door
Step by Step Science
Simple Harmonic Motion (10 of 16): An Explanation
Step by Step Science
Simple Machines (1 of 7) Pulleys; Defining Forces, Distances and MA
Step by Step Science
Ionic Compounds: Writing Chemical Names
Step by Step Science
Set Equal to Each Other, Systems of Linear Equations, No. 2
Step by Step Science
Chemical Reactions (11 of 11) Stoichiometry: Grams to Liters of a Gas
Step by Step Science
Thin Lens Equation (1of 6) Convex Lens, Object Distance Greater Then f.
Step by Step Science
Photoelectric Effect (4 of 8) Example No.3
Step by Step Science
Ray Diagrams (2 of 4) Convex Lens
Step by Step Science
Physics, Kinematics, Free Fall (2 of 12) Solving for Final Velocity, No.1
Step by Step Science
Rotational Motion: An Explanation, Angular Displacement, Velocity and Acceleration
Step by Step Science
Kinematics, What Does Meters per Second Squared Mean? (Best Explanation Ever)
Step by Step Science
Making YOU the Scientist: Sink or Swim Density Experiment
Step by Step Science
Set Equal to Each Other, Systems of Linear Equations, No. 1
Step by Step Science
Inductors and Inductance: An Explanation
Step by Step Science
Radioactivity (8 of 16) Decay Activity, An Explanation
Step by Step Science
Simple Harmonic Motion (11 of 16): Period of an Oscillating Mass?
Step by Step Science
Making YOU the Scientist: Heat Transfer and Convection Lab
Step by Step Science
Radioactivity (9 of 16) Decay Activity of Carbon-14
Step by Step Science
Photoelectric Effect (1 of 8) An Explanation (Clear and Simple)
Step by Step Science
Momentum (6 of 16) Inelastic Collisions, An Explanation
Step by Step Science
Empirical and Molecular Formulas from Mass Composition (No. 1)
Step by Step Science
Bohr Model (5 of 7) Bohr Radius Derivation
Step by Step Science
Uniform Electric Field (8 of 9) Voltage Needed Across the Plates
Step by Step Science
Two Dimensional Motion (3 of 4) Horizontal Projection, An Explanation
Step by Step Science
RLC Circuit Analysis (3 of 8) Voltage, Current, Charge
Step by Step Science
Momentum (9 of 16) Inelastic Collisions, Example 3
Step by Step Science
Simple Harmonic Motion (7 of 16): The Spring Constant, An Explanation
Step by Step Science
Energy, Work & Power (18 of 31) Work Energy Theorem, Calculate the Velocity of an Object
Step by Step Science
Chemical Reactions (10 of 11) Stoichiometry: Moles to Moles
Step by Step Science
Projectile Motion, Launched from a Known Height
Step by Step Science
Resistance & Resistivity, Example Problems
Step by Step Science
Simple Harmonic Motion (6 of 16): Pendulum Velocity from Angle of Displacement
Step by Step Science
Balancing Chemical Equations
Step by Step Science
Resistors is Electric Circuits (2 of 16) Voltage, Resistance & Current for Series Circuits
Step by Step Science
Molar Volume Calculated Two Different Ways
Step by Step Science
Physics, Torque (10 of 13) Static Equilibrium, Hanging Sign at an Angle No. 4
Step by Step Science
Physics, Torque (6 of 13) Compound Wheel
Step by Step Science
Simple Harmonic Motion (9 of 16): Hooke's Law, Example Problems
Step by Step Science
Newton's 2nd Law (14 of 21) Free Body Diagrams; An Explanation
Step by Step Science
RLC Circuits (15 of 19) Parallel RC; An Explanation, Current, Impedance and Admittance
Step by Step Science
Electric Current, An Explanation
Step by Step Science
RC and RL Circuits (8 of 8) Comparing Voltage and Current
Step by Step Science
Newton's 2nd Law (8 of 21) Calculate Acceleration w/o Friction; Inclined Plane, One Mass
Step by Step Science
RLC Circuits (10 of 19) Series RC; Calculating Impedance, Current and Voltage
Step by Step Science
Newton's 2nd Law (10 of 21) Calculate Acceleration w/o Friction; Table, Pulley, Two Masses
Step by Step Science
Thermodynamics: Mechanical Equivalent of Heat
Step by Step Science
Magnetism (3 of 13) Magnetic Field of a Current Carrying Wire, An Explanation
Step by Step Science
Momentum (1 of 16) An Explanation
Step by Step Science
Refraction (1 of 5) What is Refraction? An Explanation
Step by Step Science
Momentum (12 of 16) Elastic Collisions, Example 2
Step by Step Science
Energy, Work & Power (17 of 31) Work Energy Principle, Net Work Done on an Object
Step by Step Science
Newton's 2nd Law (5 of 21) The Normal Force, An Explanation
Step by Step Science
Radioactivity (11 of 16) Radioactive Decay Law, An Explanation
Step by Step Science
Energy, Work & Power (20 of 31) Conservation of Mechanical Energy, Calculating the Final Velocity
Step by Step Science
Coulomb's Law (4 of 7) Force of a Proton and an Electron in Hydrogen Atom
Step by Step Science
Motion Graphs (4 of 8) Velocity vs. Time Graph Part 1
Step by Step Science
Physics, Torque (7 of 13) Static Equilibrium, Hanging Sign No. 1
Step by Step Science
Chemical Reactions (1 of 11) Double Replacement Reactions, An Explanation
Step by Step Science
Physics, Kinematic (4 of 7) 1 D Horizontal Motion, Solve for Distance, No. 1
Step by Step Science
Temperature Conversions: Kelvin, Celsius and Fahrenheit
Step by Step Science
Mass Defect & Binding Energy (7 of 7), The Helium Nucleus
Step by Step Science
Physics, Kinematics (6 of 7) 1 D Horizontal Motion, Solve for Time, No. 1
Step by Step Science
Gravitation (1 of 17) Newton's Law of Universal Gravitation, An Explanation with Examples
Step by Step Science
Capacitors (4 of 11) in Combination, Series and Parallel Capacitors
Step by Step Science
Ionic Compounds: Writing Chemical Formulas
Step by Step Science
RL Circuit Analysis (2 of 8) Voltage and Current
Step by Step Science
Physics, Kinematics, Free Fall (3 of 12) Solving for Final Velocity, No. 2
Step by Step Science
Thermodynamics, Heating Curves: An Explanation
Step by Step Science
Kirchhoff's Rules (2 of 4) Circuit Analysis, Example No. 1
Step by Step Science
Five Fun and Easy Physics Challenges
Step by Step Science
Motion Graphs (3 of 8) Position vs. Time Graph Part 3, Constant Velocity and Acceleration
Step by Step Science
Graphing Linear Equations, No. 1
Step by Step Science
Converting Between Mass and Weight: Example Problems
Step by Step Science
Newton's 2nd Law (13 of 21) Calculate Acceleration with Friction; Inclined Plane, Pulley, Two Masses
Step by Step Science
Coulomb's Law (5 of 7) Force from Three Charges in a Straight Line
Step by Step Science
Mass Defect & Binding Energy (1 of 7), An Explanation
Step by Step Science
Ray Diagrams (4 of 4) Concave Lens and Convex Mirror
Step by Step Science
Electromagnetic Induction (11 of 15) Lenz's Law, An Explanation
Step by Step Science
Gravitation (2 of 17) Calculate Your Weight Two Different Ways
Step by Step Science
Writing Nuclear Equations
Step by Step Science
Simple Harmonic Motion (3 of 16): Pendulum Conservation of Energy, An Explanation
Step by Step Science
Resistors in Electric Circuits (1 of 16) Series vs. Parallel
Step by Step Science
What is Current? An Explanation
Step by Step Science
Motion Graphs (5 of 8) Velocity vs. Time Graph Part 2
Step by Step Science
RLC circuits (6 of 6) AC Power for an RLC Circuit
Step by Step Science
Newton's 2nd Law (2 of 21) Calculate Acceleration with Friction, Net Force Horizontal
Step by Step Science
RLC Circuits (4 of 19) Capacitive Reactance; Phase Shift, Phasor Diagrams, Frequency, An Explanation
Step by Step Science
Resistors in Electric Circuits (13 of 16) Calculating Voltage for Series Resistors
Step by Step Science
Thin Lens Equation (2 of 6) Convex Lens, Object Distance Less Then f
Step by Step Science
Buoyancy and Archimedes’ Principle: An Explanation
Step by Step Science
Momentum (2 of 16) Momentum and Force
Step by Step Science
Newton's 2nd Law (17 of 21) Drawing Free Body Diagrams, Objects with Unbalanced Forces
Step by Step Science
Physics, Kinematics, Free Fall (12 of 12) Maximum Height
Step by Step Science
Half-life (2 of 16) An Explanation
Step by Step Science
Photoelectric Effect (7 of 8) Determining Planck's Constant
Step by Step Science
Two Dimensional Motion (2 of 4) Worked Example
Step by Step Science
Newton's 2nd Law (11 of 21) Calculating Acceleration with Friction; Table, Pulley, Two Masses
Step by Step Science
Simple Harmonic Motion (15 of 16): Amplitude, Period & Frequency
Step by Step Science
Capacitors (3 of 11) Parallel Capacitors, Voltage, Charge & Capacitance
Step by Step Science
Energy, Work & Power (16 of 31) Work Energy Principle, An Explanation
Step by Step Science
The Electroscope, Charge Separation and the Negatively Charged Stick
Step by Step Science
Electromagnetic Induction (9 of 15) Induced Emf in a Coil of Wire, Example No. 3, Part 1
Step by Step Science
Electric Power (3 of 3) Calculating the Cost of Electric Power
Step by Step Science
What is a Coulomb? An Explanation
Step by Step Science
RL Circuits (6 of 8) Charging an Inductor, Time Constant, Voltage, Current, An Explanation
Step by Step Science
Energy, Work & Power (12 of 31) Work Energy Principle, Net Work Done on an Object
Step by Step Science
Gravitation (12 of 17) Work Done to Lift an Object into Orbit Around the Earth
Step by Step Science
Electric Power (2 of 3) Example Problems
Step by Step Science
Kirchhoff's Rules (1 of 4) Circuit Analysis, An Explanation
Step by Step Science
Electromagnetic Induction (10 of 15) Induced Emf in a Coil of Wire, Example No. 3, Part 2
Step by Step Science
Thermodynamics: Temperature, Energy and Heat, An Explanation
Step by Step Science
Coulomb's Law (6 of 7) Force from Three Charges Arranged in a Triangle
Step by Step Science