2425 cba review

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What is inertia?

Back

The tendency of an object to resist changes in its motion.

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What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition, e.g., melting ice.

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What is a pure substance?

Back

A material that has a constant composition and consistent properties throughout.

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What is a mixture?

Back

A combination of two or more substances that are not chemically combined.

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What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout, such as salt dissolved in water.

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What is a solution?

Back

A homogeneous mixture of two or more substances.

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What is the difference between a compound and a mixture?

Back

A compound is a substance formed when two or more elements are chemically bonded, while a mixture is a combination of substances that are not chemically bonded.

Front

What is rusting?

Back

A chemical change that occurs when iron reacts with oxygen and moisture, forming iron oxide.

Front

What is the definition of a chemical change?

Back

A change that results in the formation of new chemical substances.

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What is an example of a physical change?

Back

Melting ice, as it changes from solid to liquid without changing its chemical structure.