Atmosphere and Weather

Front

Define: Atmosphere

Back

A mixture of gases that surrounds the Earth and is held in place by gravity.

Front

What is an Air Mass?

Back

A large body of air that has the same characteristics such as temperature and humidity.

Front

What tool measures the amount of water vapor in the air?

Back

Hygrometer.

Front

What is the layer of the atmosphere that is closest to space?

Back

Exosphere.

Front

Where does weather occur?

Back

In the Troposphere.

Front

What is the primary gas in the Earth's atmosphere?

Back

Nitrogen, making up about 78%.

Front

What is the role of the Ozone Layer?

Back

It protects the Earth from harmful ultraviolet (UV) radiation.

Front

What is a Barometer used for?

Back

To measure atmospheric pressure.

Front

Define: Troposphere

Back

The lowest layer of the atmosphere where weather occurs and where we live.

Front

What is the Stratosphere?

Back

The layer of the atmosphere above the Troposphere, containing the ozone layer.