4 A cooling curve is the opposite of a heating curve.

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Rudiy273 years ago

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Answer:

Heating curves show how the temperature changes as a substance is heated up. Cooling curves are the opposite. They show how the temperature changes as a substance is cooled down. Just like heating curves, cooling curves have horizontal flat parts where the state changes from gas to liquid, or from liquid to solid

Explanation:

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Is plastic is pure substance or impure substance?

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Answer:

QUESTION:

Is plastic a pure substance or an impure substance?

ANSWER:

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Explanation:

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3 years ago

Read 2 more answers

Help me please thank youu

Marysya12 [62]

Answer:

I think it's tener sed. I have to write more than 20 characters to answer u so yea