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WorksheetsHuman Impact #3
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
It can take almost 500- 1000 years to create 1 cm of ____.
a)
topsoil
b)
aggregate
c)
ore
d)
bedrock
2.
What is the name of the process of restoring land to its' natural size and shape after mining?
a)
reclamation
b)
reformation
c)
estimation
d)
excavation
3.
Rain can become polluted with oil, gasoline and other chemicals from roads and parking lots before running off into a body of water. What type of pollution is this?.
a)
point source
b)
non-point source
4.
Most electricity in the United States is produced from___________.
a)
nuclear energy
b)
fossil fuels
c)
wind energy
d)
geothermal
5.
A disadvantage of wind turbines is that
a)
fuel is inexpensive
b)
the wind does not always blow
c)
wind energy is inefficient
d)
generators pollute the atmosphere
6.
Which is a major source of air pollution created by humans?
a)
industrial factories
b)
reforestation
c)
nuclear power
d)
hydroelectric plants
7.
Molecule made of three oxygen atoms that forms when air pollutants such as hydrocarbons are exposed to sunlight
a)
ozone
b)
smog
c)
particulate matter
d)
acid rain
8.
Precipitation with a pH less than 5.0 to 5.6 that forms when sulfur dioxide and nitrogen oxides from burning fossil fuels combine with moisture in the air
a)
ozone
b)
smog
c)
particulate matter
d)
acid rain
9.
Yellow-brown haze caused by chemical reaction of sunlight on hydrocarbons and nitrogen oxides from auto exhaust systems
a)
ozone
b)
smog
c)
particulate matter
d)
acid rain
10.
Small, solid particles of materials such as ash, dust, pollen, and asbestos
a)
ozone
b)
smog
c)
particulate matter
d)
acid rain
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