Unit 1 Lesson 3 Physical & Chemical Changes

Wood burning, in a campfire, is a scenario that would result in a

• forest fire.

• fire hazard.

• chemical change.

• colorful change.

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NGSS.MS-PS1-2

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Mixing food coloring and water is an example of a

• physical change.

• colorful experiment.

• messy experiement.

• new color.

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NGSS.5-PS1-2

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Ice cream melting is an example of a

• cold temperatures.

• mess.

• chemical change.

• physical change.

The formation of gas AND a change in temperature are both signs that a

• unknown changes have taken place.

• chemical change has taken place.

• change has not taken place.

• physical change has taken place.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

Rust forming on a car or a bike is an example of a

• change that is not permanent.

• physical change.

• chemical change.

• permanent change.

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NGSS.MS-PS1-2

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Baking soda and vinegar combined to make carbon dioxide is an example of a

• mixture that shows colorful changes.

• mixture that has not changed.

• physical change.

• chemical change.

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NGSS.MS-PS1-2

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Physical changes alter the shape of an object without changing

• what the object can be used for.

• what type of reaction is will have.

• what type of matter it is.

• what type of shape it is.

A rusted coin is an example of a

• chemical change.

• an old coin.

• physical change.

• a substance that causes change.

Tags

NGSS.MS-PS1-2