Chemical & Physical Changes

Chemical & Physical Changes

Assessment

Flashcard

Science

7th 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 process where one or more substances are transformed into new substances with different properties.

2.

FLASHCARD QUESTION

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

3.

FLASHCARD QUESTION

Front

What happens to the odor of a substance during a chemical reaction?

Back

The odor may change due to the formation of new substances.

4.

FLASHCARD QUESTION

Front

What type of change occurs when a new substance is formed?

Back

Chemical change.

5.

FLASHCARD QUESTION

Front

What is an example of a physical change?

Back

Melting ice or breaking a window.

6.

FLASHCARD QUESTION

Front

What is an example of a chemical change?

Back

A copper penny turning greenish due to oxidation.

7.

FLASHCARD QUESTION

Front

What is the difference between a chemical change and a physical change?

Back

Chemical changes result in new substances, while physical changes do not.

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