Question 1

The only energy that really counts is ____________________ energy.

Accepted Answer

The answer of The only energy that really counts is...

Question 2

What would result from implementing higher average fuel-efficiency standards?

Accepted Answer

A)  it would reduce energy waste 
B)  it would increase air pollution 
C)  it would increase emissions of heat-trapping carbon dioxide 
D)  it would cost jobs 
A)  it would reduce energy waste 
B)  it would increase air pollution 
C)  it would increase emissions of heat-trapping carbon dioxide 
D)  it would cost jobs

Question 3

Green roofs are being used in office buildings to conserve heat/cooling.

Accepted Answer

A) True 
 B)False

Question 4

An advantage of a micropower system is that it can be used anywhere.

Accepted Answer

A) True 
 B)False

Question 5

Which entity would most likely support large-scale funding of hydrogen research?

Accepted Answer

A)  sustainable developers 
B)  electric utility companies 
C)  fossil fuel companies 
D)  automobile manufacturers 
A)  sustainable developers 
B)  electric utility companies 
C)  fossil fuel companies 
D)  automobile manufacturers

Question 6

Hydropower supplies about ____________________ % of Canada's electricity.

Accepted Answer

The answer of Hydropower supplies about ____________________ % of Canada's...

Question 7

Which of the following is a feature of a passive solar design?

Accepted Answer

A)  adobe walls used for heat storage 
B)  small windows 
C)  natural gas furnace 
D)  coniferous trees blocking the sun all year 
A)  adobe walls used for heat storage 
B)  small windows 
C)  natural gas furnace 
D)  coniferous trees blocking the sun all year

Question 8

Which statement best describes a solar thermal system?

Accepted Answer

A)  It produces no carbon dioxide emissions. 
B)  It produces high net energy. 
C)  It is used primarily in forested areas. 
D)  It is cheap to build. 
A)  It produces no carbon dioxide emissions. 
B)  It produces high net energy. 
C)  It is used primarily in forested areas. 
D)  It is cheap to build.

Question 9

What percentage of total heating and cooling energy is lost through attics and unheated basements of homes?

Accepted Answer

A)  about 80 to 90% 
B)  about 50 to 60% 
C)  about 20 to 30% 
D)  about 5 to 10% 
A)  about 80 to 90% 
B)  about 50 to 60% 
C)  about 20 to 30% 
D)  about 5 to 10%

Question 10

One way to save energy and money in industry is to ____________________ energy-wasting electric motors.

Accepted Answer

The answer of One way to save energy and money...

Question 11

Both methanol and ethanol release high levels of carbon dioxide when burned.

Accepted Answer

A) True 
 B)False

Question 12

What is the most feasible immediate option for addressing global energy issues?

Accepted Answer

A)  Increase efforts to develop breeder nuclear fission and nuclear fusion. 
B)  Build more and better conventional nuclear power plants. 
C)  Find and burn more forms of oil, natural gas, and coal. 
D)  Reduce unnecessary energy waste by improving energy efficiency. 
A)  Increase efforts to develop breeder nuclear fission and nuclear fusion. 
B)  Build more and better conventional nuclear power plants. 
C)  Find and burn more forms of oil, natural gas, and coal. 
D)  Reduce unnecessary energy waste by improving energy efficiency.

Question 13

What is one effect of developing renewable energy resources?

Accepted Answer

A)  It reduces the need for oil imports. 
B)  It produces more pollution per unit of energy. 
C)  It costs jobs. 
D)  It decreases military, economic, and environmental security. 
A)  It reduces the need for oil imports. 
B)  It produces more pollution per unit of energy. 
C)  It costs jobs. 
D)  It decreases military, economic, and environmental security.

Question 14

What percentage of commercial energy consumed in North America is wasted?

Accepted Answer

A)  about 84% 
B)  about 74% 
C)  about 64% 
D)  about 54% 
A)  about 84% 
B)  about 74% 
C)  about 64% 
D)  about 54%

Question 15

Which statement best describes geothermal power?

Accepted Answer

A)  It has a low energy efficiency. 
B)  It releases more carbon dioxide than fossil fuels. 
C)  It can be used almost everywhere. 
D)  It requires low land use. 
A)  It has a low energy efficiency. 
B)  It releases more carbon dioxide than fossil fuels. 
C)  It can be used almost everywhere. 
D)  It requires low land use.

Question 16

What is the most significant concern over the use of hydrogen as a fuel source?

Accepted Answer

A)  Burning hydrogen releases low amounts of carbon dioxide. 
B)  Excessive hydrogen leaks may deplete ozone. 
C)  Hydrogen gas is difficult to store. 
D)  Hydrogen gas cannot be distributed by a pipeline. 
A)  Burning hydrogen releases low amounts of carbon dioxide. 
B)  Excessive hydrogen leaks may deplete ozone. 
C)  Hydrogen gas is difficult to store. 
D)  Hydrogen gas cannot be distributed by a pipeline.

Question 17

Which type of tree is a good choice for a biomass plantation?

Accepted Answer

A)  oak 
B)  Douglas fir 
C)  poplar 
D)  pine 
A)  oak 
B)  Douglas fir 
C)  poplar 
D)  pine

Question 18

Which statement best describes a pumped-storage hydropower system?

Accepted Answer

A)  It may vary in output during different seasons. 
B)  It is used to produce power during peak periods. 
C)  It involves the use of large dams. 
D)  It depends on stream flow to control power generation. 
A)  It may vary in output during different seasons. 
B)  It is used to produce power during peak periods. 
C)  It involves the use of large dams. 
D)  It depends on stream flow to control power generation.

Question 19

Burning solid biomass as a fuel source must be done properly in order to reduce carbon dioxide emissions.

Accepted Answer

A) True 
 B)False

Question 20

Burning hydrogen in a fuel cell by combining it with ____________________ produces water vapour and no carbon dioxide.

Accepted Answer

The answer of Burning hydrogen in a fuel cell by...

Exam 18: Energy Efficiency and Renewable Energy

The only energy that really counts is ____________________ energy.

What would result from implementing higher average fuel-efficiency standards?

Green roofs are being used in office buildings to conserve heat/cooling.

An advantage of a micropower system is that it can be used anywhere.

Which entity would most likely support large-scale funding of hydrogen research?

Hydropower supplies about ____________________ % of Canada's electricity.

Which of the following is a feature of a passive solar design?

Which statement best describes a solar thermal system?

What percentage of total heating and cooling energy is lost through attics and unheated basements of homes?

One way to save energy and money in industry is to ____________________ energy-wasting electric motors.

Both methanol and ethanol release high levels of carbon dioxide when burned.

What is the most feasible immediate option for addressing global energy issues?

What is one effect of developing renewable energy resources?

What percentage of commercial energy consumed in North America is wasted?

Which statement best describes geothermal power?

What is the most significant concern over the use of hydrogen as a fuel source?

Which type of tree is a good choice for a biomass plantation?

Which statement best describes a pumped-storage hydropower system?

Burning solid biomass as a fuel source must be done properly in order to reduce carbon dioxide emissions.

Burning hydrogen in a fuel cell by combining it with ____________________ produces water vapour and no carbon dioxide.

Environmental Problems: an Introduction and Overview

Environmental History: Learning From the Past

Science, systems, matter, and Energy

Ecosystems: What Are They, and How Do They Work

Evolution and Biodiversity

Climate and Terrestrial Biodiversity

Aquatic Biodiversity

Community Ecology

Population Ecology

Applying Population Ecology: the Human Population

Sustaining Terrestrial Biodiversity: Managing and Protecting Ecosystems

Sustaining Biodiversity: the Species Approach

Sustaining Aquatic Biodiversity

Food and Soil Resources

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy Resources

Risk,toxicology,and Human Health

Air Pollution

Climate Change and Ozone Loss

Water Pollution

Pest Management

Solid and Hazardous Waste

Sustainable Cities

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental World-views, ethics, and Sustainability

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