Work, Energy, and Capacity to do Work Quiz
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Questions and Answers

What is the relation between energy and work?

  • Energy and work are unrelated concepts
  • Energy is a form of work
  • Energy is needed to do work, and they are related to each other (correct)
  • Work is a form of energy

    • How is the energy of a body defined?

  • The weight of the body
  • The ability of the body to do work (correct)
  • The temperature of the body
  • The capacity of the body to cause motion

    • What is the SI unit for measuring work and energy?

  • Newton
  • Watt
  • Joule (correct)
  • Pascal

    • How is work done by a force on a body measured?

    <p>$\text{Work done} = \text{force} \times \text{distance}$</p> Signup and view all the answers

    What best describes a machine?

    <p>A device that helps us do work more easily by applying less force and spending less energy</p> Signup and view all the answers

    In the context of using a spoon to open a tin container, what role does the spoon play?

    <p>It serves as a machine in opening the lid</p> Signup and view all the answers

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