Physical and Chemical Changes

Physical and Chemical Changes

Assessment

Flashcard

Science

4th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is rust?

Back

Rust is a reddish-brown substance that forms when iron reacts with oxygen and moisture in the air.

2.

FLASHCARD QUESTION

Front

What type of change results in a new substance?

Back

A chemical change results in a new substance.

3.

FLASHCARD QUESTION

Front

What is a physical change?

Back

A physical change is a change that does not result in a new substance, such as melting ice or tearing paper.

4.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of one or more new substances, such as burning wood.

5.

FLASHCARD QUESTION

Front

What is an example of a sign of a chemical change?

Back

Smoke is a sign of a chemical change, such as when wood burns.

6.

FLASHCARD QUESTION

Front

What happens during a physical change?

Back

During a physical change, the form of a substance changes, but its chemical composition remains the same.

7.

FLASHCARD QUESTION

Front

Can you name a common example of a physical change?

Back

Melting ice is a common example of a physical change.

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