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Change of the Physical and Chemical Varieties
By Sofie Baxter and Rachel Mills
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A Physical Change What it means:
A Physical Change is a change that doesn’t change what the substance is. Examples will be on the next page.
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5 Examples of Physical Change
Ice cream melting. (It is still ice cream!) Paper ripping in half. Water freezing into ice. Hair being cut. (Its just shorter now) And, a tree being cut down into logs. (Its still wood!)
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Even More Examples (part 1)
6. Salt dissolving. Into dissolved salt. 7. Sugar dissolving. Same concept as salt. 8. If we break a bone its still a bone. 9. If we break glass its still glass. 10. Break cardboard. Its still cardboard. (Duh.)
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A Chemical Change What it means:
A Chemical Change is when a chemical reaction takes place and a new substance is formed.
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5 Examples of Chemical Change
Fireworks exploding. Baking Soda and Vinegar making a cool explosion. Mold turning bread all moldy. Burning wood. Baking a Cake.
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Even More Examples (part 2)
6. The rusting of metal. 7. Leaves changing in the Autumn. Wood rots. Digestion is chemical! Milk going sour.
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What could it be? If you are mixing two different substances, it would seems pretty obvious that it will make something different. Like red and blue make purple.
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Poem Physical Change doesn’t change at all. Chemical change explosions, are really big and small. Also a difference could be. The ways of their lettering. And that is all and we are done, now we want to have some fun.
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