Gasses In Out Atmosphere

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

• Nitrogen

• Oxygen

• Carbon Dioxide

• Water Vapor

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

• Nitrogen

• Oxygen

• Carbon Dioxide

• Water Vapor

Which gas was present in small proportions in the Earth's early atmosphere?

• Argon

• Methane

• Ammonia

• All of the above

What gas gradually built up in the Earth's early atmosphere?

• Nitrogen

• Oxygen

• Carbon Dioxide

• Water Vapor

What caused the level of carbon dioxide in the early atmosphere to fall?

• Volcanic activity

• Respiration

• Photosynthesis

• Evolution of plants

Tags

NGSS.MS-LS1-6

What process produced oxygen in the Earth's early atmosphere?

• Volcanic activity

• Formation of oceans

• Photosynthesis

• Evolution of plants

Tags

NGSS.MS-LS1-6

What did photosynthesis take in besides carbon dioxide?

• Oxygen

• Water Vapor

• Nitrogen

• Sunlight

Tags

NGSS.MS-LS1-6

What caused the level of carbon dioxide in the atmosphere to fall?

• Formation of oceans

• Volcanic activity

• Evolution of animals

• Trapping in fossil fuels

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-6