Question 1

The earth's atmosphere is mainly heated by

Accepted Answer

A) visible light radiated by the sun. 
B) infrared light radiated by the sun. 
C) infrared light radiated by the earth. 
D) hot exhaust gases from burning fossil fuels. 
A) visible light radiated by the sun. 
B) infrared light radiated by the sun. 
C) infrared light radiated by the earth. 
D) hot exhaust gases from burning fossil fuels.

Question 2

If the Antarctic and Greenland icecaps melt completely, sea level will rise

Accepted Answer

A) mainly in the tropical regions. 
B) mainly in the polar regions. 
C) everywhere by about 1 m. 
D) everywhere by more than 10 m. 
A) mainly in the tropical regions. 
B) mainly in the polar regions. 
C) everywhere by about 1 m. 
D) everywhere by more than 10 m.

Question 3

Compact fluorescent light bulbs are more efficient than incandescent light bulbs

Accepted Answer

A) but do not last as long. 
B) and last about as long. 
C) and last longer. 
D) any of these depending on the bulb's power. 
A) but do not last as long. 
B) and last about as long. 
C) and last longer. 
D) any of these depending on the bulb's power.

Question 4

Average energy use per person in the United States today is about

Accepted Answer

A) the same as the world average. 
B) 50 percent more than the world average. 
C) 4 times the world average. 
D) 10 times the world average. 
A) the same as the world average. 
B) 50 percent more than the world average. 
C) 4 times the world average. 
D) 10 times the world average.

Question 5

Mercury absorbed in the body damages the nervous system and is especially harmful to unborn children.Pollution by mercury is one result of burning

Accepted Answer

A) natural gas. 
B) gasoline. 
C) diesel fuel. 
D) coal. 
A) natural gas. 
B) gasoline. 
C) diesel fuel. 
D) coal.

Question 6

International agreements thus far

Accepted Answer

A) include binding limits on carbon dioxide emissions. 
B) include a halt in the construction of new coal-burning power plants. 
C) will keep average global temperatures from rising more than 2$\circ$C by 2100. 
D) call for future emission promises. 
A) include binding limits on carbon dioxide emissions. 
B) include a halt in the construction of new coal-burning power plants. 
C) will keep average global temperatures from rising more than 2$\circ$C by 2100. 
D) call for future emission promises.

Question 7

Algae are able to make diesel fuel through photosynthesis using as a raw material

Accepted Answer

A) hydrogen. 
B) carbon dioxide. 
C) gasoline. 
D) coal. 
A) hydrogen. 
B) carbon dioxide. 
C) gasoline. 
D) coal.

Question 8

The contribution of fossil fuels to world energy supply is about

Accepted Answer

A) 25 percent. 
B) 62 percent. 
C) 87 percent. 
D) 95 percent. 
A) 25 percent. 
B) 62 percent. 
C) 87 percent. 
D) 95 percent.

The earth's atmosphere is mainly heated by

If the Antarctic and Greenland icecaps melt completely, sea level will rise

Compact fluorescent light bulbs are more efficient than incandescent light bulbs

Average energy use per person in the United States today is about

Mercury absorbed in the body damages the nervous system and is especially harmful to unborn children.Pollution by mercury is one result of burning

International agreements thus far

Algae are able to make diesel fuel through photosynthesis using as a raw material

The contribution of fossil fuels to world energy supply is about

The Scientific Method

Motion

Energy

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

Filters

Exam 4: Energy and the Future

The earth's atmosphere is mainly heated by

If the Antarctic and Greenland icecaps melt completely, sea level will rise

Compact fluorescent light bulbs are more efficient than incandescent light bulbs

Average energy use per person in the United States today is about

Mercury absorbed in the body damages the nervous system and is especially harmful to unborn children.Pollution by mercury is one result of burning

International agreements thus far

Algae are able to make diesel fuel through photosynthesis using as a raw material

The contribution of fossil fuels to world energy supply is about

The Scientific Method

Motion

Energy

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

Filters