Unit 2: Matter Review

Unit 2: Matter Review

Assessment

Flashcard

Science

10th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture in which the composition is uniform throughout. Examples include saltwater and air.

2.

FLASHCARD QUESTION

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture in which the composition is not uniform throughout. Examples include salad and sand.

3.

FLASHCARD QUESTION

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. Examples include hydrogen and oxygen.

4.

FLASHCARD QUESTION

Front

What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together. Examples include water (H2O) and carbon dioxide (CO2).

5.

FLASHCARD QUESTION

Front

What is the main evidence of a chemical change?

Back

The main evidence of a chemical change is the production of a new substance.

6.

FLASHCARD QUESTION

Front

What is condensation?

Back

Condensation is the process by which a gas turns into a liquid. An example is water vapor turning into liquid water.

7.

FLASHCARD QUESTION

Front

What is vaporization?

Back

Vaporization is the process by which a liquid turns into a gas. An example is boiling water turning into steam.

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