Science

4th -

6thgrade

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Physical and Chemical Changes

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Students observed a piece of iron change from shiny to rusty. What caused this change?

    a chemical reaction

    a heat reaction

    a cold reaction

    a physical reaction

  • 2. Multiple Choice
    30 seconds
    1 pt

    Which is the best example of a new substance forming?

    lighting a match

    cutting a piece of paper

    popping a balloon

    hitting a nail with a hammer

  • 3. Multiple Choice
    30 seconds
    1 pt

    Which is an example of a different substance being formed?

    glass breaking

    metal melting

    water freezing

    wood burning

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