Chapter 19: Conventional Energy

Question 1

Work

Answer 1

The measure of a force moved over a distance; W=Fd

Question 2

Joule (J)

Answer 2

Work and energy units

Question 3

Power

Answer 3

The rate of energy flow or the rate at which work is done; Power= Work/Time

Question 4

Watt

Answer 4

Power Unit

Question 5

1 watt equals what?

Answer 5

1 Joule per second

Question 6

1 kilowatt equals what?

Answer 6

1000 watts

Question 7

Fossil fuels include what?

Answer 7

Petroleum (crude oil), natural gas, and coal

Question 8

Electricity is measured in what?

Answer 8

kwh or kilowatt hours

Question 9

What are three examples of fossil fuels?

Answer 9

Petroleum (crude oil), natural gas, and coal

Question 10

What do all fossil fuels have in common?

Answer 10

They were once living things

Question 11

Fossil fuels account for __% of the world’s commercial energy needs. Fill in the blank.

Answer 11

87%

Question 12

What two energy sources account for 6% of the world’s commercial energy needs?

Answer 12

Nuclear and hydroelectric

Question 13

The remaining 1% includes ______, ______, etc… Fill in the blank.

Answer 13

Solar; Wind

Question 14

What country is the world’s fastest growing oil consumer?

Answer 14

China

Question 15

What country’s oil consumption has doubled since 1992?

Answer 15

India

Question 16

Political alliances around the world are being made over ___. Fill in the blank.

Answer 16

Oil

Question 17

What fossil fuel accounts for 43% of the United States’ energy use?

Answer 17

Oil

Question 18

Before what year was the U.S. the largest exporter of oil?

Answer 18

1947

Question 19

Now the U.S. is the largest _____. Fill in the blank.

Answer 19

Importer (One receiving product)

Question 20

What country supplies the United States the most in oil exports?

Answer 20

Canada

Question 21

Why do Americans think all or most of our oil comes from the Middle East?

Answer 21

Media

Question 22

What three things in the United States consume the most oil?

Answer 22

Industry (34%)
Transportation (38%)
Homes (21%)

Question 23

Since coal-burning power plants are not that efficient, they lose energy. What fraction of energy do they lose?

Answer 23

2/3

Question 24

What percent of petroleum is lost in transportation, etc…?

Answer 24

75%

Question 25

What fossil fuel is the most efficient, and at what percent?

Answer 25

Natural gas; About 90%.

Question 26

Coal

Answer 26

Fossilized plant material

Question 27

When were most coal deposits laid down?

Answer 27

Carboniferous Period of Geologic Time

Question 28

World coal deposits are __ times greater than oil deposits. Fill in the blank.

Answer 28

10

Question 29

Proven Reserves

Answer 29

Coal deposits that are mapped, measured, and shown to be economically recoverable.

Question 30

Coal is concentrated in what five countries?

Answer 30

U.S., Russia, China, India, Australia