APES Unit 7: Air Pollution Test

Front

What pollutants are most responsible for smog or ground ozone?

Back

Volatile organic compounds and nitrogen oxides.

Front

What are some sources of particulate matter?

Back

Burning wood, dust from gravel roads, volcanoes, forest fires.

Front

Which type of ozone is considered an air pollutant?

Back

Tropospheric ozone.

Front

Where is the 'GOOD' ozone located?

Back

Stratosphere.

Front

What does the Clean Air Act regulate?

Back

Vehicle emissions.

Front

What is smog?

Back

A type of air pollution that is a mixture of smoke and fog, often exacerbated by ground-level ozone.

Front

What are volatile organic compounds (VOCs)?

Back

Organic chemicals that can evaporate into the air and contribute to air pollution.

Front

What is the difference between stratospheric and tropospheric ozone?

Back

Stratospheric ozone protects against UV radiation; tropospheric ozone is a harmful air pollutant.

Front

What is particulate matter?

Back

A mixture of tiny solid particles and liquid droplets in the air that can affect health.

Front

How do nitrogen oxides contribute to air pollution?

Back

They react with VOCs in the presence of sunlight to form ground-level ozone.