Science 10-2

A _____ is a physical combination of two or more kinds of matter.

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10-2

A _____ is a mixture in which two or more substances are blended together.

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10-2

Mixtures are chemical changes

• TRUE

• FALSE

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10-2

mixtures

Chemical properties change only during chemical reactions.

• TRUE

• FALSE

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10-2

mixtures

Salt water is a very good conductor of electricity.

• TRUE

• FALSE

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10-2

mixtures

This is made by mixing melted copper and tin together.

• Bromium

• Bronze

• Gold

• Steel

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10-2

This is made by mixing two or more elements.

• Bromium

• Silver

• Gold

• Alloy

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10-2

Three ways to separate a mixture.

• Settling

• Filter

• Tossing

• Magnets

• Rolling

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10-2

Two ways to separate a solution.

• Settling

• Filter

• Distillation

• Magnets

• Evaporation

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10-2

To collect the evaporated sea water from a solution, you would use____

• filtration

• magnetism

• evaporation

• settling

• condensation

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10-2