Atmosphere and Air Pollution

Front

What is the layer of the atmosphere where meteors burn up?

Back

Mesosphere

Front

In which layer of the atmosphere does temperature increase with height due to solar radiation?

Back

Thermosphere

Front

What is an example of a primary pollutant?

Back

Carbon monoxide

Front

Define a primary pollutant.

Back

A pollutant that is put directly into the air by human activities.

Front

What are major causes of air pollution?

Back

Transportation and burning fossil fuels.

Front

What is the lowest layer of the atmosphere called?

Back

Troposphere

Front

What is the layer of the atmosphere above the troposphere?

Back

Stratosphere

Front

What is the role of the ozone layer?

Back

To protect the Earth from harmful ultraviolet (UV) radiation.

Front

What is acid rain?

Back

Rain that has been made acidic by pollutants in the atmosphere.

Front

What is a secondary pollutant?

Back

A pollutant that forms in the atmosphere through chemical reactions between primary pollutants.