Chemistry

7th -

8thgrade

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Changes of State

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30 questions

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  • 1. Multiple Choice
    20 seconds
    1 pt
    Matter changes state when...

    energy or pressure is added or removed

    energy is added
    energy is removed
    there is no energy
  • 2. Multiple Choice
    20 seconds
    1 pt
    As molecules gain energy, they move _____ and spread apart, and vise versa.
    faster
    slower
    less
    inside
  • 3. Multiple Choice
    20 seconds
    1 pt
    Image
    Energy(heat) is added in order to go from ...
    solid to gas
    liquid to solid
    gas to liquid
    gas to solid
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