Atmosphere Review

What is the approximate percentage of oxygen in the atmosphere?

• 78%

• 21%

• 1%

• 0.2%

What is the approximate percentage of nitrogen in the atmosphere?

• 78%

• 21%

• 1%

• 0.2%

About 2.5 billion years ago, what caused CO2 levels to drop and Oxygen levels to rise?

• Animals moving to land

• Plants/algae doing photosynthesis

• Cellular respiration evolving

• The formation of the moon

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What does a barometer measure?

• Temperature

• Humidity

• Air pressure

• Wind speed

What is the highest layer of the atmosphere called?

• Troposphere

• Exosphere

• Stratosphere

• Mesosphere

Which layer of the atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What layer of the atmosphere is considered space and is the highest?

• Thermosphere

• Mesosphere

• Exosphere

• Troposphere

Which layer of the atmosphere is most associated with weather phenomena?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which layer of the atmosphere do satellites orbit in?

• Troposphere

• Stratosphere

• Exosphere

• Mesosphere

Which layer of the atmosphere is known for having the highest temperatures?

• Troposphere

• Stratosphere

• Thermosphere

• Mesosphere