• Matter - Unit Test Review
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  • Is air matter? Explain your answer.
    Yes - Air is matter because it takes up space and has mass.
  • A stick of butter weighs 500 g. What will happen to the mass of the butter when it melts?
    The mass will stay the same.
  • What does the law of conservation of matter say? Explain what it means.
    Matter cannot be created or destroyed. It can only change from one form to another.
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