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Changes->
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Put water in the freezer |
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Burn a match |
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Mix lemonade +water |
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Melt an ice cube |
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Burn a wax candle |
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Set a few drops of water in a dish overnight |
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Beat egg whites 7 minutes |
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Crumple a piece of wax paper into a ball |
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Drop antacid tablet in water |
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Mix Vinegar +Baking Soda |
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Slice a cookie into four pieces |
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Burning a piece of wood |
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Answer Key:
Chemical changes: vinegar and baking soda, candle, antacid table, match, and burnt wood
Taken from"202 Science Investigations" by Marjorie Frank
