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Matter Test Review #1 (and surface area)

Matter Test Review #1 (and surface area)

Assessment

Flashcard

Science

5th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances, such as rust forming on metal.

2.

FLASHCARD QUESTION

Front

Give an example of a chemical change.

Back

The metal of a car turning to rust.

3.

FLASHCARD QUESTION

Front

What happens to the rate of chemical reactions at higher temperatures?

Back

Higher temperatures increase the rate of chemical reactions.

4.

FLASHCARD QUESTION

Front

Do atoms have mass?

Back

Yes, atoms have mass.

5.

FLASHCARD QUESTION

Front

What is decomposition in chemistry?

Back

Decomposition is a chemical reaction where a compound breaks down into simpler substances.

6.

FLASHCARD QUESTION

Front

How can you make decomposition happen faster?

Back

By piling the matter up to let heat build up inside.

7.

FLASHCARD QUESTION

Front

What happens when sugar is added to hot water?

Back

The sugar dissolves faster in hot water than in cold water.

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