Earth's Atmosphere Quiz

What is the primary composition of the Earth's atmosphere?

• Oxygen and carbon dioxide

• Nitrogen and oxygen

• Hydrogen and helium

• Methane and argon

What process is necessary for nitrogen in the atmosphere to be used by our bodies?

• Carbon-fixing

• Oxygenation

• Nitrogen-fixing

• Photosynthesis

What is the role of algae and plants in the atmosphere according to the text?

• They produce carbon dioxide from photosynthesis.

• They produce oxygen from photosynthesis.

• They absorb nitrogen directly from the atmosphere.

• They convert water vapor into oxygen.

Tags

NGSS.MS-LS1-6

What does a barometer measure?

• Temperature

• Humidity

• Air pressure

• Wind speed

How does the pressure at sea level compare to that in the mountains?

• It is the same as in the mountains.

• It is less than in the mountains.

• It is greater than in the mountains.

• The text does not compare pressures at different altitudes.

What causes air to be pulled down towards Earth's surface?

• Magnetism

• Gravity

• Atmospheric composition

• Barometric pressure

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

How is the Earth's atmosphere divided?

• Based on altitude levels

• Based on temperature trends

• Based on gas composition

• Based on pressure levels

What percentage of the atmosphere's mass is contained in the troposphere?

• 50%

• 75%

• 90%

• 100%

Which layer of the atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Where do most meteors burn up in the atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere