Filters
Question type

Study Flashcards

What percent of the commercial energy consumed in the world comes from nonrenewable energy sources?


A) 40%
B) 51%
C) 72%
D) 92%
E) 100%

F) B) and C)
G) C) and D)

Correct Answer

verifed

verified

Almost all the energy we use comes either directly or indirectly from the sun.

A) True
B) False

Correct Answer

verifed

verified

The Yucca Mountain nuclear depository in Nevada has been deemed unsafe by some scientists because


A) rock fractures and cracks may allow water to leak and flow through the site.
B) it is too big to store existing radioactive wastes.
C) of the threat of tsunamis.
D) there is a risk of potential landslides.
E) it is not close enough to a large city.

F) None of the above
G) C) and E)

Correct Answer

verifed

verified

Which country holds most of the world's proven coal reserves?


A) The Middle East
B) The United States
C) Canada
D) Mexico
E) China

F) C) and D)
G) None of the above

Correct Answer

verifed

verified

Natural gas consists of which gases?


A) methane, propane, and butane
B) ethanol, ethane, and butane
C) propane, oxygen, and methane
D) butane, carbon dioxide, and sulfide
E) sulfide, oxygen, and ethanol

F) None of the above
G) C) and D)

Correct Answer

verifed

verified

The nonrenewable energy source with the lowest net energy yield is


A) nuclear.
B) oil.
C) natural gas.
D) biomass.
E) coal.

F) A) and E)
G) C) and D)

Correct Answer

verifed

verified

When the pressure and rate of production in a conventional oil well just begins to decline, this is known as ____________________ for the well.

Correct Answer

verifed

verified

Which of the following are forms of indirect solar energy?


A) wind, hydropower, and biomass
B) flowing water, geothermal energy, and vegetation
C) geothermal energy, oil, and falling water
D) vegetation, wind, and natural gas
E) hydropower, geothermal energy, and oil

F) A) and E)
G) A) and D)

Correct Answer

verifed

verified

The USA can meet its growing oil needs by exploring and tapping domestic supplies in federal lands and coastal waters.

A) True
B) False

Correct Answer

verifed

verified

Future supplies of natural gas are likely to be more abundant than oil reserves.

A) True
B) False

Correct Answer

verifed

verified

A new energy resource has a net energy ratio of 0.2. Energy evaluators are most likely to recommend


A) using this energy resource immediately for transportation.
B) using this energy resource immediately for production of electricity.
C) minimizing use of this resource until net energy ratios for other energy alternatives become lower.
D) rejecting its use now and in the immediate future.
E) maximizing use of this resource until net energy ratios for other energy alternatives become higher.

F) A) and D)
G) A) and C)

Correct Answer

verifed

verified

Deposits of conventional oil that can be extracted profitably at current market prices with current technology are known as ____________________.

Correct Answer

verifed

verified

Which fossil fuel is the world's most abundant?


A) Crude oil.
B) Natural gas.
C) Biomass.
D) Coal.
E) Wood.

F) A) and C)
G) None of the above

Correct Answer

verifed

verified

The U.S. has built and successfully tested an underground repository for nuclear waste storage.

A) True
B) False

Correct Answer

verifed

verified

A process known as ____________________ is used to convert solid coal into synthetic natural gas, removing sulfur and other impurities.

Correct Answer

verifed

verified

____________________ is the most polluting fossil fuel but is cheap, abundant, and readily retrieved.

Correct Answer

verifed

verified

The largest tar sand deposits can be found in


A) Canada.
B) Colombia.
C) Nigeria.
D) Venezuela.
E) Russia.

F) A) and E)
G) B) and D)

Correct Answer

verifed

verified

The conventional nuclear fuel cycle has s low net energy yield.

A) True
B) False

Correct Answer

verifed

verified

Most commercial energy comes from


A) direct solar energy.
B) indirect solar energy.
C) extracting and burning fossil fuels.
D) nuclear energy.
E) biomass.

F) A) and D)
G) D) and E)

Correct Answer

verifed

verified

Do you think nuclear power is a viable energy resource in the future? Provide at least two reasons to support your argument.

Correct Answer

verifed

verified

Either choice is reasonable, using any o...

View Answer

Showing 41 - 60 of 75

Related Exams

Show Answer