Question 1

What are some of the major problems with using cellulosic ethanol? How do these affect its potential use?

Accepted Answer

The process for converting cellulosic ma

Question 2

Designing buildings based on energy-efficient,resource-efficient,and money-saving designs is referred to as ____________________.

Accepted Answer

The answer of Designing buildings based on energy-efficient,resource-efficient,and money-saving designs...

Question 3

Which of the following is not a means to cool a building naturally?

Accepted Answer

A)  building orientation to catch the sun 
B)  a living roof 
C)  open windows to catch the breeze 
D)  light-colored roof 
E)  awnings,window overhangs 
A)  building orientation to catch the sun 
B)  a living roof 
C)  open windows to catch the breeze 
D)  light-colored roof 
E)  awnings,window overhangs

Question 4

Fuel efficiency for all types of cars would nearly double if ____.

Accepted Answer

A)  all cars were diesels 
B)  all cars used wind power 
C)  all cars had smaller engines 
D)  all cars were made from ultrastrong,ultralight composite materials 
E)  all cars were shared 
A)  all cars were diesels 
B)  all cars used wind power 
C)  all cars had smaller engines 
D)  all cars were made from ultrastrong,ultralight composite materials 
E)  all cars were shared

Question 5

China and the United States,combined,use what percentage of the world's energy?

Accepted Answer

A)  19% 
B)  29% 
C)  39% 
D)  49% 
E)  59% 
A)  19% 
B)  29% 
C)  39% 
D)  49% 
E)  59%

Question 6

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 7

Switching the United States to a smart electric grid would save the U.S.economy what amount per year over the next 20 years?

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 8

The chief ingredient of most solar cells is ____.

Accepted Answer

A)  silicon 
B)  sodium 
C)  chromium 
D)  arsenic 
E)  calcium 
A)  silicon 
B)  sodium 
C)  chromium 
D)  arsenic 
E)  calcium

Question 9

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 10

Tapping just 2% of the hot,dry rock geothermal energy in the U.S.could produce how much of the energy needed by the U.S.?

Accepted Answer

A)  50% of the energy for electricity 
B)  three-fourths of all energy 
C)  all the energy necessary for electricity 
D)  10 times the energy needed from coal burning power plants 
E)  2,000 times the current annual use of electricity 
A)  50% of the energy for electricity 
B)  three-fourths of all energy 
C)  all the energy necessary for electricity 
D)  10 times the energy needed from coal burning power plants 
E)  2,000 times the current annual use of electricity

Question 11

What percentage of the commercial energy used in the United States is wasted unnecessarily?

Accepted Answer

A)  11% 
B)  23% 
C)  33% 
D)  43% 
E)  51% 
A)  11% 
B)  23% 
C)  33% 
D)  43% 
E)  51%

Question 12

The promotion that hybrid cars do not contribute to climate change because they do not emit carbon dioxide is correct,but misleading.Explain why this statement is misleading.

Accepted Answer

The process of manufacturing the cars do

Question 13

Which of the following is a disadvantage of hydroelectric plants?

Accepted Answer

A)  low net energy 
B)  large land disturbance 
C)  little untapped potential 
D)  high-cost electricity 
E)  high emissions of carbon dioxide 
A)  low net energy 
B)  large land disturbance 
C)  little untapped potential 
D)  high-cost electricity 
E)  high emissions of carbon dioxide

Question 14

Geothermal heat pumps and geothermal exchange may be used to tap the geothermal energy stored in the earth's mantle.

Accepted Answer

A) True 
 B)False

Question 15

____________________ automatically adjust the tint of glass to reflect or absorb light.

Accepted Answer

The answer of ____________________ automatically adjust the tint of glass...

Question 16

Which of the following is not considered biomass?

Accepted Answer

A)  wood 
B)  crop residues 
C)  charcoal 
D)  animal manure 
E)  coal 
A)  wood 
B)  crop residues 
C)  charcoal 
D)  animal manure 
E)  coal

Question 17

Discuss the three strategies governments can use to help stimulate or reduce the short-term and long-term use of a particular energy resource.

Accepted Answer

First,they can keep the prices of the se

Question 18

What is the world's most energy-efficient country?

Accepted Answer

A)  China 
B)  United States 
C)  France 
D)  Germany 
E)  Denmark 
A)  China 
B)  United States 
C)  France 
D)  Germany 
E)  Denmark

Question 19

According to the United Nations,about 60% of all the world's potential for hydropower has been developed.

Accepted Answer

A) True 
 B)False

Question 20

What can individuals do to shift to more sustainable energy use?

Accepted Answer

Walk,bike,or use mass transit to commute

Exam 16: Energy Efficiency and Renewable Energy

What are some of the major problems with using cellulosic ethanol? How do these affect its potential use?

Designing buildings based on energy-efficient,resource-efficient,and money-saving designs is referred to as ____________________.

Which of the following is not a means to cool a building naturally?

Fuel efficiency for all types of cars would nearly double if ____.

China and the United States,combined,use what percentage of the world's energy?

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

Switching the United States to a smart electric grid would save the U.S.economy what amount per year over the next 20 years?

The chief ingredient of most solar cells is ____.

The weakness of electric cars is their ____.

Tapping just 2% of the hot,dry rock geothermal energy in the U.S.could produce how much of the energy needed by the U.S.?

What percentage of the commercial energy used in the United States is wasted unnecessarily?

The promotion that hybrid cars do not contribute to climate change because they do not emit carbon dioxide is correct,but misleading.Explain why this statement is misleading.

Which of the following is a disadvantage of hydroelectric plants?

Geothermal heat pumps and geothermal exchange may be used to tap the geothermal energy stored in the earth's mantle.

____________________ automatically adjust the tint of glass to reflect or absorb light.

Which of the following is not considered biomass?

Discuss the three strategies governments can use to help stimulate or reduce the short-term and long-term use of a particular energy resource.

What is the world's most energy-efficient country?

According to the United Nations,about 60% of all the world's potential for hydropower has been developed.

What can individuals do to shift to more sustainable energy use?

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