Physical and Chemical Changes

Physical and Chemical Changes

Assessment

Flashcard

Science

9th 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 mixture?

Back

A mixture is a combination of two or more substances where each substance retains its own properties and can be separated by physical means.

2.

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.

3.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a process where one or more substances are transformed into new substances with different properties.

4.

FLASHCARD QUESTION

Front

What are some signs of a chemical change?

Back

Signs of a chemical change include color change, temperature change, formation of a gas, formation of a precipitate, and emission of light.

5.

FLASHCARD QUESTION

Front

What is an example of a physical change?

Back

Examples of physical changes include melting ice, boiling water, and dissolving sugar in water.

6.

FLASHCARD QUESTION

Front

What is an example of a chemical change?

Back

Examples of chemical changes include rusting iron, burning wood, and baking a cake.

7.

FLASHCARD QUESTION

Front

How can you separate a mixture?

Back

You can separate a mixture using methods such as filtration, distillation, or evaporation.

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