Earth's Atmosphere

Earth's Atmosphere

Assessment

Flashcard

Other Sciences

7th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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13 questions

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1.

FLASHCARD QUESTION

Front

What is the most common gas in the atmosphere? Options: nitrogen, oxygen, water vapor, carbon dioxide

Back

nitrogen

2.

FLASHCARD QUESTION

Front

Oxygen makes up approximately ____% of the gases in the atmosphere.

Back

20

3.

FLASHCARD QUESTION

Front

What decreases with altitude throughout Earth's atmosphere?

Back

density and pressure

4.

FLASHCARD QUESTION

Front

What is the correct order of earth's atmospheric layers from bottom to top?
Options: Stratosphere, Mesosphere, Troposphere, Thermosphere, Exosphere; Stratosphere, Troposphere, Mesosphere, Thermosphere, Exosphere; Stratosphere, Troposphere, Thermosphere, Mesosphere, Exosphere; Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.

5.

FLASHCARD QUESTION

Front

Why is atmospheric pressure greatest in the troposphere?

Back

gravity compresses the atmosphere as it pushes the gases down

6.

FLASHCARD QUESTION

Front

The layers of Earth's atmosphere are determined by changes in _________.

Media Image

Back

temperature

7.

FLASHCARD QUESTION

Front

Which layer of the atmosphere has the highest density of gas molecules and highest atmospheric pressure? Options: troposphere, mesosphere, stratosphere, thermosphere

Media Image

Back

troposphere

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