Atmosphere Unit

In which level of the atmosphere is ozone most concentrated?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which layer of the atmosphere has the coldest temperatures?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which weather tool measures air pressure?

• Anemometer

• Barometer

• Hygrometer

• Doppler Radar

The lowermost layer of the atmosphere

• Stratosphere

• Mesosphere

• Troposphere

• Exosphere

The ozone layer is found in

• Stratosphere

• Thermosphere

• Exosphere

• Troposphere

Meteors from the space burn in which layer?

• Troposphere

• Exosphere

• Stratosphere

• Mesosphere

Satellites orbit in which layer?

• Troposphere

• Stratosphere

• Thermosphere

• Mesosphere

The two most common gas in the atmosphere are

• carbon-dioxide and oxygen

• oxygen and nitrogen

• nitrogen and carbon-dioxide

• methane and oxygen

78% of the Earth's atmosphere is ___________ and 21% of the Earth's atmosphere is _____________.

• Oxygen, Nitrogen

• Nitrogen, Oxygen

• Nitrogen, Carbon Dioxide

• Oxygen, Carbon Dioxide

In what layer of the atmosphere do all weather events occur?

• Stratosphere

• Exosphere

• Mesosphere

• Troposphere