Chapter 10: Foundations of Chemistry

The breaking of a glass window is a physical change.

• True

• False

The cracks that form in a sidewalk during winter are the result of a chemical change.

• True

• False

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Burning wood is an example of a physical change

• True

• False

The color of a substance is a physical property.

• True

• False

The state of matter is an example of a chemical change.

• True

• False

A sample of water has a mass of 193 g. Salt is added to the water, and the final solution weighs 238 g. How much salt was added?

• 138 g

• 45 g

• 431 g

• not enough information

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NGSS.MS-PS1-2

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A cup of orange juice weighs 250 g. Three cubes of ice weigh 10 g each. How much does the cup of orange juice weigh after the ice is added?

• 260 g

• 240 g

• 280 g

• not enough information

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NGSS.MS-PS1-5

Three examples of physical change are

• boiling water, a nail rusting, a melting candle

• a pond freezing, breaking glass, a burning candle

• melting ice, mowing the lawn, carving a statue

• applying lipstick, making lemonade, baking bread

The shape of an apple is a ______.

• chemical change

• chemical property

• physical change

• physical property

When atoms rearrange and bond into new substances, the process is called a

• physical change

• mixture

• solution

• reaction

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NGSS.MS-PS1-2

NGSS.MS-PS1-5