Atmospheric Composition Quiz

What percentage of the atmosphere is made up of nitrogen and oxygen combined?

• 99%

• 78.084%

• 90.946%

• 1%

Which gases are considered permanent atmospheric gases?

• Water vapor and ozone

• Nitrogen and oxygen

• Argon and carbon dioxide

• Carbon dioxide and water vapor

What role do water vapor and carbon dioxide play in the atmosphere?

• They are constant and do not change over time.

• They regulate the amount of energy the atmosphere absorbs and emits back to the Earth's surface.

• They are present in the atmosphere in equal proportions throughout the year.

• They have no significant role in atmospheric processes.

Tags

NGSS.MS-ESS3-5

How does the concentration of water vapor in the atmosphere vary?

• It remains constant over time and place.

• It varies greatly over time and from one place to another.

• It is highest in the winter season.

• It is independent of altitude and surface properties.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

What is the approximate percentage of oxygen in the atmosphere?

• 78.084%

• 0.934%

• 20.946%

• 0.040%

What percentage of the Earth's atmosphere is made up by Carbon Dioxide (CO2)?

• 0.0368%

• 0.028%

• 0.1%

• 1%

By how much has the level of CO2 increased in the atmosphere in the past 150 years?

• 0.0368%

• 0.1%

• 0.028%

• 1%

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

What is the main source of the increased levels of carbon dioxide in the atmosphere?

• Deforestation

• Volcanic eruptions

• Burning fossil fuels

• Increased plant respiration

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

How is CO2 cycled among Earth's systems?

• Through water cycles only

• Through geological processes only

• Through biological processes only

• It is cycled among various Earth's systems

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

How are molecules of ozone formed?

• By the addition of a nitrogen atom to an oxygen molecule.

• By the addition of an oxygen atom to an oxygen molecule.

• By the subtraction of an oxygen atom from a carbon dioxide molecule.

• By the combination of two oxygen molecules.

Tags

NGSS.MS-PS1-1