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Mr. Manskopf

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Row 1, Col 1

Three percent of all the water on Earth is found asa.salt waterb. fresh waterc. groundwaterd. ocean water e. none of these

b. Fresh water

1,2

What percentage of the atmosphere is composed of oxygen?

A. 12 percentB. 21 percentC. 58 percentD. 78 percent

b. 21%

1,3

The process by which gases in the atmosphere trap in heat radiated from the Earth surface is calleda.global warmingb. ozone depletionc. greenhouse effectd. El Nino

c. Greenhouse gas

1,4

World oil supplies and prices are expected to be controlled over the long term bya.Russia. b. the United States. c. Mexicod. OPEC. e. Saudi Arabia.

d. OPEC

2,1

The largest watershed in the United States is a.Mississippi River b. Delaware River

c. Colorado Riverd. Rio Grande

e. Cooper River

a. Mississippi

2,2

The lowest layer of Earth's atmosphere, the one directly above the ground, is called theA. troposphere.B. stratosphere.C. thermosphere.

A troposphere

2,3

Global warming refers specifically to an increase inA.the number of storms on Earth. B. precipitation from Earth’s atmosphere.C.temperatures everywhere on Earth. D. Earth’s average surface temperature.

d. earth’s avg surface temp

2,4

Oil is widely used because ita.is relatively cheap. b.is easily transported. c. has a high net useful energy yield.d.has an artificially low cost. e. all of these answers

e. All of these answers

3,1

During the water treatment process, what is the purpose of adding chlorine to the water?a.to remove large debrisb. to remove gasesc. to kill bacteriad. none of these

c. Kill bacteria

3,2

The boundary between air masses that differ in temperature and moisture is called a(n)A. front.B. ozone layer.C. thermosphere.D. convection current.

a. front

3,3

How can the planting of new trees help reduce climate change?

A.Trees help create breezes. B. Trees release moisture that cools the atmosphere.

C.Trees take in carbon dioxide from the atmosphere during photosynthesis.

D.Trees block the release of greenhouse gases from soil.

c. Trees take in CO2 during photosynthesis

3,4

Which of the following is an advantage of using fossil fuels for energy?a. the resulting air pollution

c. limited quantitiesb. versatility in its uses

d. toxic by-products

b. Versatility of its uses

4,1

From greatest to least, rank the primary uses of

fresh water around the world.A.personal, industry, agriculture

B. industry, agriculture, personalC. agriculture, industry, personal

D. industry, personal, agriculture

C. Ag, industry, personal

4,2

Which of the following is a secondary air pollutant?a.ozoneb. carbon monoxidec. carbon dioxided. both (b) and (c) e. none of these

A. Ozone aka smog

4,3

The amount of carbon dioxide emissions for which an individual or group is responsible is known as aA.carbon sequestration B.carbonic acid. C.carbon offset. D. carbon footprint.

d. Carbon footprint

4,4

Solar energy, or energy from the sun, is contained in

a. uranium. b. radioactive waste.

c. fossil fuels. d. all nonrenewable resources.

c. Fossil fuels

5,1

Eutrophication of a lake can lead toa.increased pH levelsb. increased dissolved oxygenc.. decreased pH levelsd. decreased dissolved oxygen levelse. none of these

d. Decreased oxygen levels

5,2

Which of these devises clean car exhaust before coming out the tailpipe?a.scrubberb. ZEVc. catalytic converterd. smokere. none of these

c. Catalytic converter

5,3

Which of the following is NOT a major greenhouse gas?a.water vaporb. carbon dioxidec. methaned. sulfure. none of these

d. sulfur

5,4

Crude oil components are separated bya.gravity. b. distillation. c. pressure. d. filtration. e. combustion.

b. Distillation