Chapter 6

Question 1

The continuous interchange of our planet’s water supply between Earth and the atmosphere is called what?
A. Saturation

B. Vaporization

C. The hydrologic cycle

D. Evapotranspiration

E. Precipitation

Answer 1

C. The hydrologic Cycle

Question 2

The condition of the atmosphere when it contains as much water as it can hold at a given temperature (state of total wetness) is known as
A. breaking point.

B. saturation.

C. atmospheric climax.

D. perspiration.

E. conditional humidity

Answer 2

b. saturation

Question 3

There is an inverse relationship between temperature and relative humidity such that relative humidity tends to
A. drop drastically at 4 A.M.

B. keep an even balance.

C. be lowest in the afternoon and highest just before dawn.

D. be lowest at dawn and highest in the afternoon.

E. be always high at midnight

Answer 3

C. be lowest in the afternoon and highest just before dawn.

Question 4

When atmospheric lifting results from the meeting of two air masses of different physical properties (moisture and temperature), the resulting form of precipitation is ________ rainfall.
A. anticyclonic

B. relief

C. convectional

D. convergent

E. frontal

Answer 4

E. frontal

Question 5

The most conspicuous feature of the worldwide annual precipitation pattern is that the _______ contain the wettest areas of Earth.
A. tropical latitudes

B. poles

C. west coast of continents

D. Northern Hemisphere

E. continental (interior) locations

Answer 5

A. tropical latitudes

Question 6

Which humidity measure shows how near, in terms of a percentage, an air mass is to saturation?
A. Absolute humidity

B. Specific humidity

C. Equivalent humidity

D. Mixing ratio humidity

E. Relative humidity

Answer 6

E. Relative humidity

Question 7

What property of water makes it “sticky”?
A. Its solid floats on its liquid

B. Covalent bonding

C. Hydrogen bonding

D. Capillarity

E. Evapotranspiration

Answer 7

C. Hydrogen bonding

Question 8

Condensation is not sufficient to explain large drop growth in warm clouds. What is the primary process responsible for this?
A. Bergeron process

B. Rain-snow melt

C. Ice melt

D. Sublimation

E. Collision and coalescence

Answer 8

E. Collision and coalescence

Question 9

Which of the following pH values is characteristic of acid rain?
A. 4.5

B. 5.0

C. 5.5

D. 6.0

E. 8.0

Answer 9

A. 4.5

Question 10

In order to grow hail in a cloud, the cloud must have
A. rotation.

B. warm temperatures.

C. strong downdrafts.

D. strong updrafts.

E. weak updrafts.

Answer 10

D. strong updrafts.