Gases in the Atmosphere

In the modern day atmosphere, what is the approximate percentage of nitrogen?

• 0.04%

• 21%

• 78%

• 1%

What biochemical process absorbs carbon dioxide from the atmosphere and replaces it with oxygen?

• Respiration

• Digestion

• Photosynthesis

• Precipitation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which gas makes up about 1% of the air?

• oxygen

• carbon dioxide

• argon

• hydrogen

Which of the following is a greenhouse gas?

• Oxygen

• Nitrogen

• Argon

• Carbon Dioxide

How do we test for hydrogen?

• Lit splint goes out with a squeaky pop

• Hydrogen extinguishes a lit splint

• Bubbling through lime water

• Hydrogen makes a glowing splint relight

Sulphur dioxide causes which environmental problem

• global warming

• acid rain

• eutrophication

• ozone layer depletion

What is the volume of 5 moles of oxygen gas at

room temperature and pressure?

• 12 dm3

• 22.4 dm3

• 120 dm3

• 24 dm3

A mixture of gases that surrounds the Earth like a blanket.

• Atmosphere

• Troposphere

• Ozone

• Nitrogen

Tags

NGSS.MS-ESS2-6

What is the most abundant gas in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Argon

Which gas is primarily responsible for the greenhouse effect?

• Nitrogen

• Oxygen

• Carbon Dioxide

• Argon

Tags

NGSS.MS-ESS3-5