Layers of the Atmosphere & Water Cycle

Front

Two gases that make up 99% of Earth's atmosphere: carbon dioxide & oxygen, nitrogen & carbon dioxide, nitrogen & oxygen, nitrogen & water vapor

Back

nitrogen & oxygen

Front

What is the hottest layer in the atmosphere? Options: Ionosphere, Stratosphere, Thermosphere, Mesosphere

Back

Thermosphere

Front

What layer is the Ozone in?

Back

Startosphere

Front

What protects us from the harmful UV rays of the sun? Options: Troposphere, Ozone Layer, Exosphere, Stratosphere

Back

Ozone Layer

Front

The force of a column of air pressing down is called what?

Back

Air Pressure

Front

Considered to be a part of the thermosphere.

Back

ionosphere

Front

What happens to the air pressure the higher up in space you go?

Back

the air pressure decreases

Front

As you go higher in the troposphere, the temperature _______________.

Back

decreases

Front

Which layer has the highest pressure? Options: thermosphere, stratosphere, troposphere, ionosphere

Back

troposphere

Front

What is the 3rd layer of the atmosphere? Options: Stratosphere,

Troposphere

, Mesosphere, Exosphere

Back

Mesosphere