1.In which application does most of the oil produced today find use? a. heating

Question

1.In which application does most of the oil produced today find use?

a. heating

b. transportation

c. electricity

d. lubrication

2.If present trends continue, which of the following sources will dominate commercial world energy consumption over the next 25 years?

Select one:

a. nuclear fusion

b. nuclear fission

c. coal

3.Approximately what percentage of the world's estimated total of coal reserves is in the United States?'

Select one:

a. 15

b. 25

c. 45

d. 60

4.What measures the difference between the power coming from or returning to the grid?

Select one:

a. smart grid

b. net meter

c. ammeter

d. GFI

d. oil

5.In 2013, energy sources and share of total electricity generation in the United States were fossil fuels at 67%, nuclear at 19%, hydropower at 7%, and renewable at 6%. Discuss the reasons that renewables do not contribute more to the electricity-power generation in the United States.

6.How do scientists know that the amount of greenhouse gases in the atmosphere is increasing?

7.How much have global temperatures increased in the last century, and what are the predictions for the future?

8.Describe a smart grid and explain how it differs from a standard grid.

9.Write an essay describing the primary uses of fossil fuels.

10.What is the effect of climate change on freshwater reserves?

Select one:

a. creation of worldwide water shortages

b. creation of surpluses of water worldwide

c. increase of aridity in some areas and increase in precipitation in others

d. reduction of precipitation at high latitudes

e. increase in precipitation in sub-Saharan Africa

Explanation / Answer

(1) B transportation

(2) Nuclear fission

(3) It is 25 % (21% reported)

(4) GFI

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