The Law of Conservation of Energy

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Questions and Answers

Which of the following statements is true about the Law of Conservation of Energy?

  • Energy cannot be transformed
  • Energy can be transformed from one form to another (correct)
  • Energy can be created but not destroyed
  • Energy can be destroyed but not created

What is the main difference between renewable and nonrenewable resources?

  • Renewable resources can be replenished on a human time scale, while nonrenewable resources cannot (correct)
  • Renewable resources can be transformed into nonrenewable resources, while nonrenewable resources cannot
  • Nonrenewable resources can be replenished on a human time scale, while renewable resources cannot
  • Nonrenewable resources can be transformed into renewable resources, while renewable resources cannot

Which of the following is an example of a renewable energy source?

  • Geothermal energy (correct)
  • Nuclear energy
  • Fossil fuels
  • Chemical energy

What is the main source of energy for plants?

<p>Solar energy (D)</p> Signup and view all the answers

What type of energy can humans transform from plants into?

<p>Mechanical energy (D)</p> Signup and view all the answers

Which of the following is an example of a nonrenewable energy source?

<p>Fossil fuels (A)</p> Signup and view all the answers

What is the main source of energy for Earth and its subsystems?

<p>Pure energy from the big bang (A)</p> Signup and view all the answers

Which of the following statements is true about renewable resources?

<p>They cannot be replenished on a human time scale (B)</p> Signup and view all the answers

What can solar energy from the sun be converted into by plants?

<p>Chemical energy (B)</p> Signup and view all the answers

What type of energy can humans transform from plants into?

<p>Mechanical energy (A)</p> Signup and view all the answers

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