Composition of the Atmosphere

Which of the following is found in our atmosphere?

• water vapor

• dust and pollen

• gases

• all of the above

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

• 1%

• 21%

• 78%

• 90%

The composition of air consists of __________ key components.

• seven

• three

• ten

Which layer of the atmosphere has the highest density of gas molecules?

• Exosphere

• Mesosphere

• Stratosphere

• Thermosphere

• Troposphere

I contain most of the Ozone layer. Who am I?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the most abundant gas in the atmosphere?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Water Vapor

Which of these does NOT trap heat in our atmosphere?

• Carbon dioxide

• Water vapor

• Methane

• Oxygen

Tags

NGSS.MS-ESS3-5

NGSS.MS-ESS3-4

What gas is used in combustion?

• Water vapor

• Carbon dioxide

• Oxygen

• Nitrogen

Which of these gases is the main cause of weather?

• Water vapor

• Carbon dioxide

• Nitrogen

• Methane

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The most abundant (plentiful) gas in the atmosphere at 78% is:

• hydrogen

• oxygen

• nitrogen

• helium