The Science of Friction and Heat Quiz
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Questions and Answers

What does rubbing your hands together create?

  • Cold
  • Wind
  • Heat (correct)
  • Water
  • What causes more heat?

  • More friction (correct)
  • Less light
  • More light
  • Less friction
  • What happens when a ball is rolled on a smooth surface?

  • The ball bounces
  • The ball stops
  • The ball barely moves
  • The ball rolls easily (correct)
  • What happens when a ball is rolled on a rug?

    <p>The ball barely moves</p> Signup and view all the answers

    What increases friction more than a smooth surface?

    <p>An uneven surface</p> Signup and view all the answers

    Why does rolling a ball on a rug require more force than rolling it on a smooth surface?

    <p>Rolling a ball on a rug requires more force because the uneven surface of the rug increases friction, making it harder for the ball to roll smoothly.</p> Signup and view all the answers

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