Question 1

The world's leading renewable energy source used to produce electricity is

Accepted Answer

A) hydrogen 
B) biomass 
C) ethanol 
D) hydropower 
E) coal 
A) hydrogen 
B) biomass 
C) ethanol 
D) hydropower 
E) coal

Question 2

Experts suggest in the next few decades we will probably shift from our current model of producing electricity to which of the following?

Accepted Answer

A) de-centralized micropower system 
B) a highly centralized macropower system 
C) a highly de-centralized macropower system 
D) some new, unforeseen system 
E) a central, megasystem 
A) de-centralized micropower system 
B) a highly centralized macropower system 
C) a highly de-centralized macropower system 
D) some new, unforeseen system 
E) a central, megasystem

Question 3

Ways to save energy in transportation includes all of the following, except

Accepted Answer

A) gasoline taxes 
B) switching from electrified rail systems to diesel powered systems 
C) tax breaks on fuel efficient automobiles 
D) encourage bicycle use by building bike lanes along highways and city streets 
E) building accessible mass transit systems 
A) gasoline taxes 
B) switching from electrified rail systems to diesel powered systems 
C) tax breaks on fuel efficient automobiles 
D) encourage bicycle use by building bike lanes along highways and city streets 
E) building accessible mass transit systems

Question 4

The weakness of electric cars is their

Accepted Answer

A) noise level 
B) maintenance cost 
C) batteries 
D) slow acceleration 
E) price 
A) noise level 
B) maintenance cost 
C) batteries 
D) slow acceleration 
E) price

Question 5

Wind power is the second fastest growing source of energy worldwide.

Accepted Answer

A) True 
 B)False

Question 6

One or more groups of suitcase sized ____________________ can be placed in any stream or river without altering its course and be used to produce electricity around the clock.

Accepted Answer

micro-hydr

Question 7

Which of the following would not improve energy efficiency?

Accepted Answer

A) continue subsidies for centralized macropower systems 
B) greatly increase energy efficiency research and development 
C) increase fuel-efficiency standards for vehicles, buildings, and appliances 
D) reward utilities for reducing demand for electricity 
E) provide large tax credits for buying efficient cars, houses, and appliances 
A) continue subsidies for centralized macropower systems 
B) greatly increase energy efficiency research and development 
C) increase fuel-efficiency standards for vehicles, buildings, and appliances 
D) reward utilities for reducing demand for electricity 
E) provide large tax credits for buying efficient cars, houses, and appliances

Question 8

Which of the following is not an advantage of locating wind farms offshore?

Accepted Answer

A) eliminates land use negotiations 
B) takes advantage of stronger offshore winds 
C) avoids complaints about noise 
D) avoids complaints about their being unpleasant to look at 
E) less costly to install 
A) eliminates land use negotiations 
B) takes advantage of stronger offshore winds 
C) avoids complaints about noise 
D) avoids complaints about their being unpleasant to look at 
E) less costly to install

Question 9

Orienting a building to face the sun in order that solar energy is used to help heat the building, would save what percentage of its heating costs?

Accepted Answer

A) 20% 
B) 30% 
C) 40% 
D) 50% 
E) 60% 
A) 20% 
B) 30% 
C) 40% 
D) 50% 
E) 60%

Question 10

An ____________________ uses only 5% of the electricity it draws to produce light, the other 95% is wasted as heat.

Accepted Answer

incandesce

Question 11

In order to keep the prices of selected energy resources artificially low to encourage the use of those resources, governments could do all of the following except

Accepted Answer

A) providing research and development subsidies on select resources 
B) providing tax breaks on select resources 
C) provide loan guarantees to encourage development of select resources 
D) restricting the sale of unfavorable systems 
E) enact legislation favoring select energy resources 
A) providing research and development subsidies on select resources 
B) providing tax breaks on select resources 
C) provide loan guarantees to encourage development of select resources 
D) restricting the sale of unfavorable systems 
E) enact legislation favoring select energy resources

Question 12

Industries can cut energy waste by all of the following means, except

Accepted Answer

A) using combined heat and power systems 
B) replacing energy-wasting electric motors 
C) switching from coal-burning power plants to nuclear power plants 
D) recycling materials 
E) switching from incandescent lighting to fluorescent lighting and LED lighting 
A) using combined heat and power systems 
B) replacing energy-wasting electric motors 
C) switching from coal-burning power plants to nuclear power plants 
D) recycling materials 
E) switching from incandescent lighting to fluorescent lighting and LED lighting

Question 13

The country that is the world's largest producer of geothermal electricity is

Accepted Answer

A) Finland 
B) China 
C) Iceland 
D) the Philippines 
E) the United States 
A) Finland 
B) China 
C) Iceland 
D) the Philippines 
E) the United States

Question 14

Solar energy is used both directly and indirectly to make up the majority of commercial energy.

Accepted Answer

A) True 
 B)False

Question 15

Switching the United States to a smart electric grid would save the U.S.economy what amount per year?

Accepted Answer

A) $1 trillion 
B) $800 billion 
C) $500 billion 
D) $100 billion 
E) $1 billion 
A) $1 trillion 
B) $800 billion 
C) $500 billion 
D) $100 billion 
E) $1 billion

Question 16

An electric car costs about _____ as much per kilometer as using a gasoline powered car.

Accepted Answer

A) one-half 
B) one-third 
C) one-quarter 
D) one-fifth 
E) one-tenth 
A) one-half 
B) one-third 
C) one-quarter 
D) one-fifth 
E) one-tenth

Question 17

Which country is adding 100,000 new jobs per year in the renewable energy industry and is rapidly becoming the world leader in making and selling wind turbines and solar cells to other countries?

Accepted Answer

A) United States 
B) China 
C) Germany 
D) Sweden 
E) Korea 
A) United States 
B) China 
C) Germany 
D) Sweden 
E) Korea

Question 18

Cogeneration in Denmark produces a majority of its electricity.

Accepted Answer

A) True 
 B)False

Question 19

Since 1985 the CAFE standards increased dramatically.

Accepted Answer

A) True 
 B)False

Question 20

Which country gets 95% of its energy from renewable sources?

Accepted Answer

A) Denmark 
B) Brazil 
C) Iceland 
D) Costa Rica 
E) China 
A) Denmark 
B) Brazil 
C) Iceland 
D) Costa Rica 
E) China

Exam 16: Energy Efficiency and Renewable Energy

The world's leading renewable energy source used to produce electricity is

Experts suggest in the next few decades we will probably shift from our current model of producing electricity to which of the following?

Ways to save energy in transportation includes all of the following, except

The weakness of electric cars is their

Wind power is the second fastest growing source of energy worldwide.

One or more groups of suitcase sized ____________________ can be placed in any stream or river without altering its course and be used to produce electricity around the clock.

Which of the following would not improve energy efficiency?

Which of the following is not an advantage of locating wind farms offshore?

Orienting a building to face the sun in order that solar energy is used to help heat the building, would save what percentage of its heating costs?

An ____________________ uses only 5% of the electricity it draws to produce light, the other 95% is wasted as heat.

In order to keep the prices of selected energy resources artificially low to encourage the use of those resources, governments could do all of the following except

Industries can cut energy waste by all of the following means, except

The country that is the world's largest producer of geothermal electricity is

Solar energy is used both directly and indirectly to make up the majority of commercial energy.

Switching the United States to a smart electric grid would save the U.S.economy what amount per year?

An electric car costs about _____ as much per kilometer as using a gasoline powered car.

Which country is adding 100,000 new jobs per year in the renewable energy industry and is rapidly becoming the world leader in making and selling wind turbines and solar cells to other countries?

Cogeneration in Denmark produces a majority of its electricity.

Since 1985 the CAFE standards increased dramatically.

Which country gets 95% of its energy from renewable sources?

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