Earth's Atmosphere

Front

What is the Earth's atmosphere?

Back

The Earth's atmosphere is a layer of gases surrounding the planet, essential for life, providing oxygen, protecting from harmful solar radiation, and regulating temperature.

Front

What are the main layers of the Earth's atmosphere?

Back

The main layers are the Troposphere, Stratosphere, Mesosphere, Thermosphere, and Exosphere.

Front

Where does weather occur in the atmosphere?

Back

Weather occurs in the Troposphere, the lowest layer of the atmosphere.

Front

What is the role of the ozone layer?

Back

The ozone layer, located in the Stratosphere, absorbs most of the Sun's harmful ultraviolet radiation.

Front

What is the hottest layer of the atmosphere?

Back

The hottest layer of the atmosphere is the Thermosphere.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that trap heat in the atmosphere, including carbon dioxide, methane, and water vapor.

Front

True or False: Temperature decreases as you increase in altitude in the Stratosphere.

Back

False. In the Stratosphere, temperature actually increases with altitude due to the absorption of UV radiation by the ozone layer.

Front

True or False: Weather occurs in the Thermosphere.

Back

False. Weather occurs in the Troposphere, not the Thermosphere.

Front

What is the function of the Troposphere?

Back

The Troposphere is where all weather events occur and contains most of the atmosphere's mass.

Front

What happens to air pressure as you rise in the atmosphere?

Back

Air pressure decreases as you rise in the atmosphere.