Chemistry Coal & Petroleum Part 2 (Exhaustible, inexhaustible resource) Class 8 VIII | Summary and Q&A

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November 3, 2015
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Chemistry Coal & Petroleum Part 2 (Exhaustible, inexhaustible resource) Class 8 VIII

TL;DR

This video discusses the difference between renewable and exhaustible resources, emphasizing the importance of using exhaustible resources judiciously.

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Key Insights

  • ❓ Natural resources can be broadly categorized as renewable (inexhaustible) or exhaustible (nonrenewable).
  • 👱 Renewable resources, like air and sunlight, can be used repeatedly as they are continuously available.
  • ❓ Exhaustible resources, including coal, petroleum, and minerals, cannot be replenished and should be used with caution.
  • 🤘 Metals such as gold, silver, copper, and zinc are obtained from minerals.
  • 🥺 Unequal distribution of exhaustible resources can lead to scarcity for future generations.
  • ❓ Using exhaustible resources excessively or unnecessarily can deplete their limited stock.
  • 💨 The formation of exhaustible resources takes millions of years, while their utilization happens much faster.

Transcript

Hello friends this video on coal and petroleum part two is brought to you by exam fear.com no more fear from exam now if you talk about the types of Natural Resources broadly there are two types one is renewable resources or inexhaustible the other one is nonrenewable or exhaustible now what is the meaning of renew renew means something which can b... Read More

Questions & Answers

Q: What are renewable resources?

Renewable resources can be used over and again, such as air, sunlight, and wind. They are continuously present and can be replenished naturally.

Q: What are exhaustible resources?

Exhaustible resources cannot be used repeatedly. Once they are used, they are gone. Examples include coal, petroleum, and minerals like gold and silver.

Q: Why is it important to use exhaustible resources judiciously?

Exhaustible resources take millions of years to form, but they can be utilized in a short amount of time. It is crucial to use them wisely to ensure that future generations have access to these resources.

Q: How are metals obtained from minerals?

Minerals, such as precious stones like ruby and emerald, contain metals like gold, silver, copper, and zinc. These metals are extracted from the minerals for various applications.

Summary & Key Takeaways

  • There are two types of natural resources: renewable (inexhaustible) and exhaustible (nonrenewable).

  • Renewable resources can be used repeatedly, such as air, sunlight, and wind.

  • Exhaustible resources, like coal, petroleum, and minerals, cannot be renewed and should be used judiciously.

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