Atmosphere

Question 1

About 60% of carbon monoxide comes from

Answer 1

car exhaust.

Question 2

Thermal energy leaves the surface of the Sun and is

Answer 2

reflected, absorbed, and/or radiated in Earth’s atmosphere and/or at its surface including all of the land and water.

Question 3

The pH of acid rain is

Answer 3

any measurement lower than 5.6 on the pH scale.

Question 4

Chlorofluorocarbons may be destroying the

Answer 4

ozone layer by destroying ozone molecules.

Question 5

Convection is the transfer of heat by

Answer 5

the flow of a heated material

Question 6

Water is the only substance that exists as a

Answer 6

solid, liquid, and gas in Earth’s atmosphere.

Question 7

Too much exposure to ultraviolet radiation can

Answer 7

cause skin cancer

Question 8

Electrically charged particles are found

Answer 8

primarily in the ionosphere

Question 9

The exosphere merges into

Answer 9

outer space

Question 10

Radiation is the transfer of energy by

Answer 10

electromagnetic waves

Question 11

Air in the troposphere is warmed by

Answer 11

heat from Earth’s surface

Question 12

The troposphere is the layer of the atmosphere nearest to

Answer 12

Earth’s surface.

Question 13

The state of matter where the molecules are spaced the farthest apart is

Answer 13

a gas