Composition of the Atmosphere

True or False: Oxygen makes up the largest amount of the Earth's atmosphere.

• True

• False

True or False: Nitrogen makes up the least amount of the Earth's atmosphere.

• True

• False

Which gas makes up the largest component of the Earth’s atmosphere?

• argon (Ar)

• oxygen (O₂)

• nitrogen (N₂)

• carbon dioxide (CO₂)

What are the 2 most abundant gases in Earth's atmosphere?

• carbon dioxide and oxygen

• carbon dioxide and nitrogen

• nitrogen and oxygen

• nitrogen and hydrogen 

Which of the following are greenhouse gases?

• Carbon dioxide

• Methane

• Water vapor

• All answers are correct

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

Which gas is represented by Gas #1?

• Oxygen

• Carbon dioxide

• Argon

• NItrogen

What is the percentage of oxygen in Earth's atmosphere?

• 1%

• 21%

• 78%

• 90%

The highest gaseous pollutant is

• methane

• nitrous oxide

• carbon dioxide

• fluorinated gases

Tags

NGSS.MS-ESS3-4

Over the past 200 years, the level of carbon dioxide in the atmosphere has

• decreased slightly.   

• increased until recently, and then decreased.

• increased steadily.   

• stayed about the same.

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

NGSS.HS-LS2-5

What happens to the temperature if more greenhouse gases are released into the atmosphere?

• Temperature goes up

• Temperature goes down

Tags

NGSS.MS-ESS3-5