Unit 6- Energy & the Atmosphere Review

In which atmospheric layer does all weather occur?

• exosphere

• stratosphere

• thermosphere

• troposphere

Tags

NGSS.MS-ESS2-5

How does the ozone layer help life on Earth?

• It produces oxygen for the atmosphere.

• It protects Earth from meteors.

• It absorbs damaging ultraviolet radiation from the Sun.

• It reflects most of the Sun's radiation to keep the planet cool.

When a person climbs a mountain, what happens to the air pressure around him?

• It decreases.

• It increases.

• It remains constant.

• It decreases, then increases.

What are the two most common gases found throughout the atmospheric layers?

• carbon dioxide and oxygen

• ozone and water vapor

• nitrogen and oxygen

• carbon dioxide and nitrogen

What atmospheric layer contains ozone?

• exosphere

• stratosphere

• mesosphere

• troposphere

Which diagram shows the correct sequence of Earth’s atmospheric layers?

• 
• 
• 
• 

Our _________ is the layer of gases that surrounds our planet.

• ocean
• weather
• atmosphere
• ozone

Tags

NGSS.MS-ESS2-6

In which layer of the atmosphere do we live and weather occurs?

• stratosphere
• thermosphere
• mesosphere
• troposphere

Tags

NGSS.MS-ESS2-5

What percentage of our atmosphere is made of oxygen? 

• 1%
• 21%
• 78%
• 25%

About how much of the atmosphere contains nitrogen?

• 1%
• 78%
• 21%
• 97%