Exploring the Earth's Atmosphere

Front

Layers of the Atmosphere

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

Front

Troposphere

Back

Weather occurs here; closest to Earth's surface

Front

Stratosphere

Back

Contains the ozone layer; above the troposphere

Front

Mesosphere

Back

Meteors burn up here; middle layer

Front

Thermosphere

Back

Auroras occur here; high temperatures

Front

Exosphere

Back

Outermost layer; merges with space

Front

Composition of Atmosphere

Back

78% Nitrogen, 21% Oxygen, 1% Other gases

Front

Ozone Layer

Back

Protects from UV radiation; located in the stratosphere

Front

Greenhouse Effect

Back

Trapping of heat by greenhouse gases

Front

Greenhouse Gases

Back

CO₂, CH₄, N₂O, H₂O vapor