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Chap 4 3 Of 5
Test Description: BMCH
Instructions: Answer all questions to get your test result.
1) How does nuclear fission produce energy
A
carbon atoms are bombarded with neutrons
B
uncontrolled nuclear chain reactions produces hear, driving steam turbines to produce energy
C
moving water turns turbines to produce electricity
D
controlled nuclear chain reactions produces hear, driving steam turbines to produce energy
2) It is estimated that in the future wind energy could produce what percentage of the nations demand for electriciity
A
70-75%
B
80-85%
C
25-30%
D
5-10%
3) One problem with wind energy as a major source of electricity is
A
it does not work at night
B
it causes major air pollution
C
it is not renewable
D
the expense of large tracts of land in populated areas
4) Hydroelectric poser is produced by
A
hot water that comes form deep underground
B
electric current that flows across a dam
C
falling water that turns a turbine
D
tides that pour through a dm barrier
5) wind power generates
A
soil pollution
B
air pollution
C
water pollution
D
noise pollution
6) What is the source of geothermal energy
A
the splitting of atoms to release energy
B
natural underground steam and hot water reservoirs
C
sunlight heating surface waters
D
very hot minerals deep underground
7) Hoiw is tidal poser harnessed
A
by building a dam across the mouth of a bay or estuary in a coastal region
B
by bombarding uranium nuclei with neutrons
C
very hot mineral deep underground
D
by tapping into underground steam reservoirs
8) Fresh water is used for which of the following
A
growing food
B
drinking
C
all of the answers listed
D
cooking
9) Which of the following is an example of a non point source of fresh water pollution
A
factory wastee piped into a stream
B
leaking toxic waste landfill
C
sewage treatment plants
D
pesticied runoff from farm fields
10) What amount of Earth's total water supply is usable fresh water
A
25%
B
50%
C
less than 1%
D
75%
*select an answer for all questions
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