Unit 3 Lesson 3: Chemical and Physical Changes

Burning a piece of paper is an example of a

• Physical Change

• Chemical change

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Tearing paper into small pieces is an example of a

• Mixture

• Physical change

• Chemical change

Which of the following is a chemical change?

• Cutting bread

• Slicing carrots

• Melting butter

• Soured milk

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Which of the following is a physical change?

• Ice melting

• Baking potatoes

• Rusty nail

• Rotting wood

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Which change creates a NEW substance?

• Physical change

• Chemical Change

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What are the states of matter?

• solid, liquid, and juice
• solid and liquid
• solid and gas
• solid, liquid, and gas

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Cake batter baked in an oven

• Chemical Change
• Physical Change

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Baking soda and vinegar combine to make carbon dioxide

• Chemical Change
• Physical Change

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Boiling water is a

• Chemical Change

• Physical Change

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What happens in ALL chemical changes?

• Change in state of matter
• A new substance is formed
• Bubbles are produced
• An explosion

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