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WorksheetsEarth- Air Pollution
Total questions: 20
Worksheet time: 14mins
Name
Class
Date
1.
Which of the following is linked to the problem of global warming?
a)
Too much ozone
b)
Too much nitrogen
c)
Too much carbon dioxide
d)
Too much smog
2.
How can smog be dangerous?
a)
It smells bad
b)
People can't breath well
c)
It blocks the sun
d)
It causes skin damage
3.
Ozone depletion occurs because of these chemicals.
a)
Carbon monoxide
b)
Sulfur dioxide
c)
Nitrogen gas
d)
Chlorofluorocarbons
4.
What process is the main contributor to the acid rain problem?
a)
Car exhaust
b)
Burning coal and oil
c)
Burning wood
d)
Air conditioners
5.
What does the ozone layer protect us from?
a)
carbon monoxide posioning
b)
heat from the sun
c)
UV rays from the sun
d)
smog
6.
What is the major cause of photochemical smog?
a)
burning of fossil fuels
b)
car exhaust
c)
CFC's in the atmosphere
d)
fertilizer use
7.
Which of the following products contains harmful CFC's?
a)
refrigerator
b)
spray paint cans
c)
aerosol hairspray cans
d)
all of these
8.
How can acd rain affect non-living objects?
a)
speeds up the erosion process
b)
eats away paint from surfaces
c)
leeches nutrients from the soil
d)
all of the above
9.
How are people and animals affected by the hole in the ozone layer?
a)
Breathing problems
b)
Skin infections
c)
Increased cases of skin cancer
d)
Flooding due to higher temperatures
10.
What current animals are threatened because of global warming?
a)
Cows
b)
Tigers
c)
Polar Bears
d)
Elephants
11.
This substance is a major component of smog.
a)
dust
b)
ground level ozone
c)
carbon monoxide
d)
nitrogen oxide
12.
Nitrogen oxides in smog mainly come from this source.
a)
burning of coal
b)
car exhaust
c)
factories
d)
cows
13.
Acid measures this on the pH scale.
a)
exactly 7
b)
anything below 7
c)
anything above 7
d)
anything from 1 to 14
14.
SO2 is the chemical formula for this substance that is a main component of acid rain.
a)
sulfur
b)
sulfuric acid
c)
sulfur dioxide
d)
both b and c
15.
The chemical formula for ozone?
a)
0
b)
02
c)
03
d)
OZn
16.
This is the main ingredient in coolant products that destroys the ozone layer.
a)
carbon dioxide
b)
chlorine
c)
freon
d)
nitrogen dioxide
17.
This is the major greenhouse gas released by cows.
a)
methane
b)
carbon dioxide
c)
carbon monoxide
d)
nitrogen dioxide
18.
Urbanization occurs when people move here.
a)
to the countryside
b)
to the desert
c)
to the beach
d)
to the city
19.
The massive loss of forested land is called this.
a)
clear cutting
b)
deforestation
c)
tree disaster
d)
reforestation
20.
Large cities have more of this type of air pollution.
a)
Acid rain
b)
Smog
c)
Both of the above
d)
None of the above
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