Physical vs Chemical Changes

Physical vs Chemical Changes

Assessment

Flashcard

Science

7th Grade

Hard

NGSS
MS-PS1-2, MS-PS1-4, MS-PS1-5

+2

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Examples include changes in shape, size, or state (like melting or freezing).

2.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances. It involves a chemical reaction and includes changes such as burning, rusting, or cooking.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

FLASHCARD QUESTION

Front

Which of the following is NOT an example of a chemical change?

Back

Breaking a pencil is NOT an example of a chemical change; it is a physical change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

FLASHCARD QUESTION

Front

What evidence indicates a physical change has occurred?

Back

Evidence of a physical change includes changes in shape, size, or state, but does not produce a new substance.

5.

FLASHCARD QUESTION

Front

Is melting butter for popcorn a chemical or physical change?

Back

Melting butter for popcorn is a physical change.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

6.

FLASHCARD QUESTION

Front

What is an example of a chemical reaction?

Back

An example of a chemical reaction is rust forming on iron.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

FLASHCARD QUESTION

Front

What happens to the molecules during a physical change?

Back

During a physical change, the molecules may change their arrangement or state, but their chemical structure remains the same.

Tags

NGSS.MS-PS1-4

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