Physical Changes in Matter Quiz
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Questions and Answers

What is a characteristic of physical changes?

  • The original substance can be recovered. (correct)
  • Heat energy is not involved.
  • New substances are formed.
  • Chemical properties are altered.

    • Which process is an example of a physical change?

  • Baking a cake
  • Burning wood
  • Rusting iron
  • Melting ice cream (correct)

    • Which of the following statements about physical changes is false?

  • No new substances are formed.
  • Heat energy can be absorbed or released.
  • The appearance of the substance changes.
  • Physical changes involve chemical reactions. (correct)

    • In which physical change does a solid transition directly to a gas?

    <p>Sublimation</p> Signup and view all the answers

    What happens to the chemical composition of a substance during a physical change?

    <p>It remains the same.</p> Signup and view all the answers

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