Science

7th -

8thgrade

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Chemical and Physical Changes

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20 questions

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  • 1. Multiple Choice
    45 seconds
    1 pt
    Sodium Hydroxide dissolves in water
    Chemical Change
    Physical Change
  • 2. Multiple Choice
    45 seconds
    1 pt
    Hydrochloric acid reacts with potassium hydroxide to produce a salt, water,and heat.
    Chemical Change
    Physical Change
  • 3. Multiple Choice
    45 seconds
    1 pt
    A pellet of sodium is sliced in two
    Chemical change
    Physical Change
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