Phase Changes of Matter

Phase Changes of Matter

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 gas?

Back

A state of matter that has an indefinite shape and volume, taking the shape and volume of its container.

2.

FLASHCARD QUESTION

Front

What is melting?

Back

The process where particles in a solid gain enough energy to become a liquid.

3.

FLASHCARD QUESTION

Front

What happens to the volume of a gas when its temperature increases at constant pressure?

Back

The volume increases.

4.

FLASHCARD QUESTION

Front

What is deposition?

Back

The process where gas changes directly into a solid, skipping the liquid phase, such as water vapor changing into frost.

5.

FLASHCARD QUESTION

Front

What is a solid?

Back

A state of matter where particles are packed tightly together, held by strong attractive forces, and vibrate in fixed positions.

6.

FLASHCARD QUESTION

Front

What is boiling?

Back

The process where a liquid turns into a gas when it reaches its boiling point.

7.

FLASHCARD QUESTION

Front

What is condensation?

Back

The process where a gas changes into a liquid when it loses energy.

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