air pollution

A radioactive gas that can build up in homes.

• uranium

• helium

• oxygen

• radon

Exposure to too much radon gas can cause

• lung cancer

• sun burn

• blindness

• acne

What is the main cause of air pollution?

• plowing fields and releasing dust

• using solar power

• burning fossil fuels

• using water power

Climate change caused by extra carbon dioxide in the air that causes heat to get trapped in the atmosphere is called

• global warming

• photosynthesis

• smog

Gases released from power plants mix with water vapor in the sky to make ________________.

• smog

• acid rain

• global warming

• particulate matter

The Clean Air Act- regulates vehicle emissions.

• true

• false

An air pollution prevention mechanism found in vehicles. 

• combustion chamber
• electrostatic precipitator
• scrubber
• catalytic converter

What is a primary pollutant? 

• pollutant that is put directly into air by human activities
• pollutants that react with other primary pollutants

A type of pollution found both indoors and outdoors, which includes pollen, dander, soot, carbon, and dust.

• Water droplets

• Allergens

• Particulate matter

• Combustibles

A colorless, odorless gas that decreases the blood's ability to carry oxygen.  Can cause faintness, death.

• Nitrogen oxides
• Ground-level ozone
• Carbon monoxide
• Sulfur dioxide