Air Pollution

Understanding your air and pollution:     

 

1. What are the main components of Earth's air, from most common to least?[1]

a. Nitrogen, oxygen, argon, carbon dioxide

b. Nitrogen, oxygen, water, carbon dioxide

c. Oxygen, carbon dioxide, nitrogen, water

d. Oxygen, nitrogen, carbon dioxide, water

 

2. How does too much ozone at the earth's surface affect humans?

a. Respiratory problems, headaches and nausea

b. Damage to the plants that we use as food

c. Damage to rubber, nylon, plastics and paints

d. All of above

 

3. What is the most common name for ground-level ozone pollution?

a. Fog

b. Smog

c. Smoke    

d. Mist

 

4. What two pollutants have to be present in order to form ozone?

a. Carbondioxide and oxygen

b. Oxides of nitrogen and hydrocarbons

c. Hydrogen and oxygen

d. All of above

 

5. What things cause smog

a. Plants and trees

b. Cars, factories and fumes from paints

c. Bikes and scooters

d. All of the above

 

6. Which action you can take to prevent an increase in the amount of ground-level ozone

a. Keep your car well tuned

b. Ride a bike or walk instead of driving

c. Avoid gasoline powered movers

d. All of the above

 

7. Which of the following can help clear the air in cities?

A. Promoting public transportation over automobile use

B. Using renewable energy to power buildings

C. Banning smoking in public places

D. All of the above

 

8. True or False. Exposure to indoor air pollutants has decreased recently

 

9. Indoor levels of many pollutants can occasionally be how many times higher than outdoor air

a.  2

b. 10

c.  60

d. 100