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Chemical vs. Physical Change
8th Grade
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Physical Change A change that alters the appearance of a material but doesn’t make that material into something new Examples: Tearing Paper Chopping Wood Molding Clay Cutting Hair Mixing Salt and Pepper DOES NOT form a new substance
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Chemical Change A change in matter that produces a new substance
Examples: Fireworks Food rotting Lighting a match This type of change CANNOT be reversed!
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5 clues to a Chemical change
Color Change Gas given off(bubbles) fire New substance formed Temperature change
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Physical or Chemical Change?
Physical Change
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Physical or chemical change?
Hammering wood together Physical Change
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Physical or chemical Change?
Rusty Bike Chemical Change
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Physical or Chemical change?
Melting Butter Physical Change
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Physical or chemical change?
Rotting food Chemical Change
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Physical or Chemical Change?
Mixing Kool-Aid powder in water Physical Change
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Physical or chemical change?
Mowing the grass Physical Change
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Physical or chemical change?
Bleaching your hair Chemical Change
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Physical or chemical change?
Fireworks exploding Chemical Change
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Physical or chemical change?
Squeezing oranges to make orange juice Physical Change
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Physical or chemical change?
Frying an egg Chemical Change
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Physical or chemical change?
Burning leaves Chemical Change
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Physical or chemical change?
Cream being whipped Physical Change
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Physical or chemical change?
Burnt toast Chemical Change
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Physical or chemical change?
Melting Ice cream Physical Change
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