Physical & Chemical Changes
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Glass breaking
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Physical change
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Rusting bike
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Chemical change
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Melting butter for popcorn
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Physical change
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Spoiling food
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Chemical change
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Mixing lemonade powder into water
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Physical change
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Cutting grass
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Physical change
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Corroding metal
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Chemical change
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Bleaching your hair
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Chemical change
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The Statue of Liberty turning green
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Chemical change
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Fireworks exploding
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Chemical change
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Cooking or frying an egg
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Chemical change
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Freezing water for ice
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Physical change
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Burning leaves
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Chemical change
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Burning paper
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Chemical change
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How do you know if a physical or chemical change occurred ?
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Ask yourself \"Did the composition change?\"
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Baking a cake
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Chemical change
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Crushing a sugar cube
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Physical change
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Freezing chocolate-covered bananas
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Physical change
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Which change is: reversible?
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A physical change.
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Which change is: irreversible?
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A chemical change .
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Physical change
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Physical change is a change in which the substance changes form but keeps its same chemical composition (reversible).
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Chemical change
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A chemical change is a change in which something new is formed (irreversible).
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-color changes -odor -fizzing -production of sound -heat
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Clues to a chemical change
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What are clue words to a: physical change?
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-breaking -melting -mixing -cutting -squeezing -etc.
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What are clue words to a: chemical change?
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-rusting -spoiling -burning -bleaching -corroding -exploding -frying -cooking
