Motion | Distance and Displacement | Physics | Infinity Learn

TL;DR

Distance is the total length covered while displacement is distance with direction; distance is a scalar quantity, while displacement is a vector quantity.

Transcript

When we move from one place to another, the measure of total length we cover is called the distance. So you have to travel to this town and the best route is straight up north. But because of road works along the way, we have to take a detour, and the distance covered would be something like this. Now when the road works are completed, the distance... Read More

Key Insights

• 📔 Distance is the total length covered, while displacement is distance with direction.
• ❓ Distance is a scalar quantity, while displacement is a vector quantity.
• ❓ Displacement includes both magnitude and direction.
• 🙈 In most cases, distance covered is greater than displacement seen in everyday life.
• 📔 Zero displacement can occur even when significant distance is covered.
• 💁 Displacement provides information about the change in position.
• 🚕 Taxis charge passengers based on distance, not displacement.

Questions & Answers

Q: What is the difference between distance and displacement?

Distance is the total length covered, while displacement is the distance covered with direction. Distance is a scalar quantity, while displacement is a vector quantity.

Q: How does direction affect displacement?

Direction is an essential component of displacement. Displacement specifies not only the magnitude of the distance but also the direction in which it is covered.

Q: What is an example of zero displacement but significant distance traveled?

An example is a child running back and forth in the same spot. Although the child covers a significant distance, their displacement is zero because they return to the original spot.

Q: How does distance compare to displacement in everyday life?

In most cases, distance covered is greater than displacement seen in day-to-day life. Running errands and traveling back and forth between places contribute to accumulating distance without significant changes in displacement.

Summary & Key Takeaways

• Distance is the measure of total length covered, while displacement is distance with direction.

• Distance is a scalar quantity as it does not specify direction, while displacement is a vector quantity as it includes direction.

• In most cases, distance covered is greater than displacement seen in day-to-day life.