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Natural Resources
Test Description: Natural Resources
Instructions: Answer all questions to get your test result.
1) Cars with hybrid and electric motors ____.
A
create less air pollution than conventional cars
B
are no longer produced
C
use more fuel than conventional cars
D
use solar panels for power
2) How is tidal power harnessed?
A
by bombarding uranium nuclei with neutrons
B
by building a dam across a swiftly flowing river
C
by building a dam across the mouth of a bay or an estuary in a coastal area
D
by tapping into underground steam reservoirs
3) How does nuclear fission produce energy?
A
Moving water turns turbines to produce electricity.
B
Uranium atoms get bombarded with neutrons, split, and release energy.
C
Uncontrolled nuclear reaction produces heat, driving steam turbines to produce energy.
D
Carbon atoms are bombarded by neutrons.
4) Hydroelectric power is produced by ____.
A
falling water that turns a turbine
B
hot water that comes from deep underground
C
tides that pour through a dam barrier
D
electric current that flows across a dam
5) In which decade were the first important laws passed to decrease water pollution?
A
1970's
B
1950's
C
1980's
D
1960's
6) One problem with wind energy as a major source of electricity is ____.
A
it is nonrenewable
B
it does not work during the night
C
the expense of large tracts of land in populated areas
D
it causes major air pollution
7) One way that mining for mineral resources damages the land is by ____.
A
adding greenhouse gases to the environment
B
depleting the world's ozone
C
increasing soil erosion
D
causing salinization (salty soil)
8) Renewable resources ____.
A
are all living resources
B
include iron, natural gas, and copper
C
have finite supplies that will one day be used up
D
can be replenished over months, years, or decades
9) The advantages of solar energy include the fact that it is ____.
A
absent at night
B
expensive
C
non-polluting
D
nonrenewable
10) The greenhouse gas carbon dioxide helps to ____.
A
maintain warmth near Earth's surface
B
form clouds in the atmosphere
C
deflect harmful radiation from space
D
increase precipitation in arid areas
*select an answer for all questions
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