Question 1

Although photovoltaic electricity is considered a "clean" power source,one issue with this electricity is that it __________________

Accepted Answer

A)  will be replaced shortly with other sources of power for homes
B)  is less efficient than fossil fuels
C)  cannot be stored easily in large quantities
D)  is not sufficiently understood
E)  is dangerous if stored too longF) A) and E)
G) C) and D)

Question 2

U.S.geothermal energy is most available in __________________

Accepted Answer

A)  Texas
B)  the Northeast
C)  the West
D)  the Florida Keys
E)  the SoutheastF) C) and D)
G) B) and E)

Question 3

A major obstacle to the establishment of wind farms near populated and scenic areas is __________________

Accepted Answer

A)  not -in -my -backyard (NIMBY) syndrome
B)  the lack of financial support for the construction of wind farms
C)  the lack of infrastructure to support wind -generated electricity
D)  the lack of large land areas needed to construct wind farms
E)  we -want -solar -power (WASPY) syndromeF) B) and E)
G) B) and D)

Question 4

Every winter morning when the sun is shining bright,a man living in Montana pulls back the drapes on a large,south -facing window.In this way,he helps heat his home using __________________

Accepted Answer

A)  radioactive solar
B)  active solar
C)  passive solar
D)  conductive solar
E)  photovoltaicF) B) and E)
G) A) and D)

Question 5

A potential energy source from oceans is __________________

Accepted Answer

A)  lightning strikes in salt water
B)  ocean thermal energy
C)  chemiluminescent bacteria
D)  solar reflection
E)  magnetic field generatorsF) A) and D)
G) A) and C)

Question 6

Wind energy has been harnessed for hundreds of years to __________________

Accepted Answer

A)  heat and cool houses
B)  drain water from land so it can be farmed
C)  generate electricity
D)  regulate climate
E)  pump water and grind grainF) B) and D)
G) A) and B)

Question 7

What are some of the benefits and obstacles to using hydrogen as a fuel?

Accepted Answer

Hydrogen fuel is clean,nontoxic,and prod...

Question 8

A solar cooker is an example of __________________

Accepted Answer

A)  OTEC technology
B)  passive solar technology
C)  active solar technology
D)  concentrated solar power
E)  a hydrogen fuel cellF) C) and D)
G) A) and B)

Question 9

Wind turbines are generally more productive if they are __________________

Accepted Answer

A)  higher,to minimize turbulence and maximize wind speed
B)  smaller,to minimize the number of birds that interfere with blade turning
C)  larger,to increase heat convection from the ground
D)  lower,to minimize turbulence and maximize wind speed
E)  smaller,to increase heat convection from the groundF) A) and C)
G) C) and E)

Question 10

A major advantage of solar power is that __________________

Accepted Answer

A)  solar systems provide local,decentralized control over power
B)  all regions are sunny enough to provide adequate power with current technology
C)  there is a lack of knowledge on long -term impacts
D)  it is inexpensive compared to other renewable energy sources
E)  the only emissions are carbon dioxide and waterF) A) and B)
G) A) and D) A

Question 11

Wind turbines kill more birds than which of the other major causes of bird mortality?

Accepted Answer

A)  cats
B)  pesticides
C)  towers
D)  collisions with windows
E)  All of these kill more birds than are killed by wind turbines.F) All of the above
G) A) and D)

Question 12

What is geothermal power? What are the advantages and disadvantages of the use of geothermal power?

Accepted Answer

Definition: Geothermal energy involves t...

Question 13

The current practice of geothermal power generation may not always provide a practical renewable energy source because __________________

Accepted Answer

A)  in some cases,the heated groundwater is used much faster than it is recharged
B)  power plants have high maintenance costs
C)  geologically heated groundwater is unsuitable for these plants and must be purified first
D)  in some instances,pollution emissions can be very high
E)  in many cases,the magma is used faster than it is rechargedF) C) and D)
G) A) and D)

Question 14

Use the accompanying figure to answer the following question.
-The major energy source for electricity in the U.S. is __________________.

Accepted Answer

A)  fossil fuels
B)  hydropower
C)  wind
D)  bioenergy
E)  renewablesF) A) and B)
G) All of the above A

Question 15

One difficulty with the process of using hydrogen as a power source is that it __________________

Accepted Answer

A)  requires a fuel that is a nonrenewable resource
B)  has highly volatile and explosive components
C)  first needs to be converted to helium through nuclear fission
D)  is less efficient than fossil fuels
E)  requires a substantial energy investment to produce the fuelF) B) and C)
G) A) and B)

Question 16

Passive solar power involves using __________________

Accepted Answer

A)  mirrors to concentrate the sun's rays on a tower or a series of pipes holding water
B)  mechanical devices to heat water and buildings or electrical devices to generate electricity
C)  silicon wafers to generate light energy
D)  photovoltaic cells to produce light energy
E)  the energy of sunlight without relying on electrical or mechanical devicesF) A) and E)
G) A) and D)

Question 17

Whether a hydrogen -based energy system is environmentally cleaner than a fossil fuel system depends on __________________

Accepted Answer

A)  the amount of fossil fuels that are invested in long -term storage
B)  governmental incentives for research
C)  the source of energy used to produce the hydrogen
D)  the source of oxygen used for the process
E)  the car drivenF) None of the above
G) B) and D)

Question 18

A major disadvantage of solar power is __________________

Accepted Answer

A)  the uneven distribution of sunshine around the world
B)  antiquated and unreliable technology
C)  lack of knowledge about long -term economic impacts
D)  its efficiency level compared to other types of power
E)  decentralization of control of electrical energyF) A) and C)
G) D) and E)

Question 19

Compared to the use of fossil fuels for generating electricity,wind energy __________________

Accepted Answer

A)  produces no exhaust pollutants and contributes little to global climate change
B)  requires very little investment
C)  is more consistent
D)  is less renewable
E)  is more widely used in the United StatesF) C) and D)
G) A) and B) A

Question 20

Solar represents a minuscule portion of U.S.energy production because of __________________.

Accepted Answer

A)  technological limitations
B)  air and water pollution from this source of energy
C)  costs and lack of investment
D)  lack of scientific interest
E)  poor potential for this energy sourceF) A) and E)
G) B) and E)

Exam 21: New Renewable Energy Alternatives

Although photovoltaic electricity is considered a "clean" power source,one issue with this electricity is that it __________________

Correct AnswerverifiedShow Answer

U.S.geothermal energy is most available in __________________

Correct AnswerverifiedShow Answer

A major obstacle to the establishment of wind farms near populated and scenic areas is __________________

Correct AnswerverifiedShow Answer

Every winter morning when the sun is shining bright,a man living in Montana pulls back the drapes on a large,south -facing window.In this way,he helps heat his home using __________________

Correct AnswerverifiedShow Answer

A potential energy source from oceans is __________________

Correct AnswerverifiedShow Answer

Wind energy has been harnessed for hundreds of years to __________________

Correct AnswerverifiedShow Answer

What are some of the benefits and obstacles to using hydrogen as a fuel?

Correct AnswerverifiedHydrogen fuel is clean,nontoxic,and prod...View AnswerShow Answer

A solar cooker is an example of __________________

Correct AnswerverifiedShow Answer

Wind turbines are generally more productive if they are __________________

Correct AnswerverifiedShow Answer

A major advantage of solar power is that __________________

Correct AnswerverifiedA

Wind turbines kill more birds than which of the other major causes of bird mortality?

Correct AnswerverifiedShow Answer

What is geothermal power? What are the advantages and disadvantages of the use of geothermal power?

Correct AnswerverifiedDefinition: Geothermal energy involves t...View AnswerShow Answer

The current practice of geothermal power generation may not always provide a practical renewable energy source because __________________

Correct AnswerverifiedShow Answer

Use the accompanying figure to answer the following question. -The major energy source for electricity in the U.S. is __________________.

Correct AnswerverifiedA

One difficulty with the process of using hydrogen as a power source is that it __________________

Correct AnswerverifiedShow Answer

Passive solar power involves using __________________

Correct AnswerverifiedShow Answer

Whether a hydrogen -based energy system is environmentally cleaner than a fossil fuel system depends on __________________

Correct AnswerverifiedShow Answer

A major disadvantage of solar power is __________________

Correct AnswerverifiedShow Answer

Compared to the use of fossil fuels for generating electricity,wind energy __________________

Correct AnswerverifiedA

Solar represents a minuscule portion of U.S.energy production because of __________________.

Correct AnswerverifiedShow Answer

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Hydrogen fuel is clean,nontoxic,and prod...
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Definition: Geothermal energy involves t...
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