Earth's Atmosphere Quiz

The layer of gases surrounding the Earth.

• Mesosphere

• Atmosphere

• Stratosphere

• Exosphere

The most abundant gas in the Earth's atmosphere.

• Nitrogen

• Argon

• Oxygen

• Nitrogen cycle

The second most abundant gas in the Earth's atmosphere.

• Oxygen

• Nitrogen

• Seasons

• Argon

A gas found in small amounts in the Earth's atmosphere.

• Nitrogen

• Argon

• Oxygen

• Seasons

Gases found in very small amounts in the Earth's atmosphere, including CO2, Ne, He, CH4, and H2.

• Trace gases

• Water vapor

• Seasons

• Rainforests

Bacteria in the soil that convert nitrogen into a usable form for plants and animals.

• Barometer

• Nitrogen-fixing bacteria

• Nitrogen cycle

• Nitrogen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The percentage of gases that make up the Earth's atmosphere, including nitrogen (78.0%), oxygen (20.9%), argon (0.9%), and trace gases (0.2%).

• Stratosphere

• Atmosphere

• Thermosphere

• Composition of the atmosphere

Intense volcanic activity in the early Earth that produced mostly CO2.

• Volcanic activity

• Coriolis effect

• Polar cells

• Gravity

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-1

NGSS.HS-ESS2-2

The gaseous form of water in the atmosphere.

• Argon

• Trace gases

• Water vapor

• Barometer

Tags

NGSS.MS-PS1-4

The process by which plants and algae convert CO2 into oxygen and organic compounds.

• Mesosphere

• Troposphere

• Photosynthesis

• Hadley cells

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3