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Unit Review-Earth's Atmosphere

Authored by Elonda Brownson

Science

5th - 8th Grade

NGSS covered

Used 1+ times

Unit Review-Earth's Atmosphere
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the percentage composition of nitrogen in air?

78%

75%

86%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The composition of air consists of __________ key components.

seven

three

ten

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

__________________ is the most important gas in the composition of air.

Nitrogen

Argon

Oxygen

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Layer of Earth's atmosphere where most of the water vapor and carbon dioxide is found

thermosphere
mesosphere
stratosphere
troposphere

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Layer of Earth's atmosphere where weather occurs

thermosphere
mesosphere
stratosphere
troposphere

Tags

NGSS.MS-ESS2-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uppermost layer of Earth's atmosphere

thermosphere
mesosphere
stratosphere
troposphere

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the hottest layer in the atmosphere?

Ionosphere
Stratosphere
Thermosphere
Mesosphere

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