Air pollution

Which of these problems can be caused by air pollution?

• Respiratory problems
• Reduced food sources for humans
• Increased disease for humans
• Decrease in global temperatures

What causes acid rain?

• High concentrations of sulfuric or nitric acid from pollution
• Fertilizer use
• Pesticide use
• CFCs

Acid rain can damage

• Drinking water sources
• Aquatic life
• Architecture/buildings
• All options are correct

The ozone layer protects us from

• UV rays
• CFCs
• Increased atmospheric heat
• Decreased atmospheric heat

The ozone layer is damaged by

• CFCs
• Increase in greenhouse gases
• Increased global temperatures
• Sulfuric and nitric acids

Global warming is due to 

• Greenhouse gases
• Nitric and sulfuric acids
• CFCs
• Ozone depletion

Greenhouses gases

• Absorb and radiate heat

• Destroy the ozone layer

• Cause respiratory problems

• Create smog

Which of the following are greenhouse gases?

• Carbon dioxide
• Methane
• Water vapor
• All answers are correct

Greenhouse gases, in moderate amounts, keep the Earth's temperature stable

• True
• False

Increase in which gas is the highest responsible for increased global warming?

• Carbon dioxide

• Water vapor

• Methane

• Nitric oxides