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Review the difference between
Today’s Goal: Review the difference between Physical Change and Chemical Change
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Stays the same object, you can reverse it back
Physical Change Stays the same object, you can reverse it back
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Physical Change Examples: Ice melting Ripping paper in half
Clouds forming Sugar dissolving
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Creates a new substance, you can’t reverse it back
Chemical Change Creates a new substance, you can’t reverse it back
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Chemical Change Examples: Burning a match Boiling an egg Rust forming
Digesting food
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Physical Change or Chemical Change ? You decide..
Baking a cake Chemical change The melting wax on a candle Physical change Sawing wood into several pieces Physical change Burning the wick of a birthday candle Chemical change
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Physical Change or Chemical Change ? You decide..
Sawing a piece of wood Physical change Cutting your hair Physical change Bleaching your hair Chemical change Boiling water Physical change
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