Physical/Chemical Changes

Physical/Chemical Changes

Assessment

Flashcard

Chemistry

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of 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.

2.

FLASHCARD QUESTION

Front

What is the definition of a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances, involving a rearrangement of atoms.

3.

FLASHCARD QUESTION

Front

Give an example of a physical change.

Back

An example of a physical change is water boiling.

4.

FLASHCARD QUESTION

Front

Give an example of a chemical change.

Back

An example of a chemical change is rusting of iron.

5.

FLASHCARD QUESTION

Front

What is the difference between physical properties and chemical properties?

Back

Physical properties can be observed without changing the substance's chemical identity, while chemical properties can only be observed during a chemical reaction.

6.

FLASHCARD QUESTION

Front

Is boiling point a physical or chemical property?

Back

Boiling point is a physical property.

7.

FLASHCARD QUESTION

Front

What happens to the particles in a substance during a physical change?

Back

During a physical change, the arrangement and movement of particles may change, but the particles themselves remain the same.

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