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1 | |
The source of energy that drives the hydrologic cycle is |
| | A) | the ocean. |
| | B) | latent heat from evaporating water. |
| | C) | the sun. |
| | D) | the earth's interior. |
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2 | |
Considering the average amount of water that evaporates from the earth's oceans each year and the average amount that returns by precipitation, |
| | A) | evaporation is greater than precipitation. |
| | B) | precipitation is greater than evaporation. |
| | C) | precipitation balances evaporation. |
| | D) | there is no pattern that can be generalized. |
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3 | |
A thunderstorm that occurs at 3:00 A.M. over a flat region of the country was probably formed by |
| | A) | convection. |
| | B) | a barrier to moving air. |
| | C) | the meeting of moving air masses. |
| | D) | any of the above. |
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4 | |
White, puffy cumulus clouds that form over a flat region of the country during the late afternoon of a clear, warm day are probably the result of |
| | A) | convection. |
| | B) | a barrier to moving air. |
| | C) | the meeting of moving air masses. |
| | D) | none of the above. |
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5 | |
Without any heat being added or removed, a parcel of air that is expanding is becoming |
| | A) | neither warmer nor cooler. |
| | B) | warmer. |
| | C) | cooler. |
| | D) | the temperature of the surrounding air. |
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6 | |
A parcel of air shoved upward into atmospheric air in a state of instability will expand and become cooler, |
| | A) | but not as cool as the surrounding air. |
| | B) | and thus colder than the surrounding air. |
| | C) | reaching the same temperature as the surrounding air. |
| | D) | then warmer than the surrounding air. |
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7 | |
A parcel of air shoved upward into atmospheric air in a state of stability will expand and become cooler, |
| | A) | but not as cool as the surrounding air. |
| | B) | and thus colder than the surrounding air. |
| | C) | reaching the same temperature as the surrounding air. |
| | D) | then warmer than the surrounding air. |
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8 | |
Cumulus clouds usually mean an atmospheric state of |
| | A) | stability. |
| | B) | instability. |
| | C) | cool, dry equilibrium. |
| | D) | warm, humid equilibrium. |
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9 | |
When the water vapor condenses in a parcel of air rising in an unstable atmosphere, the parcel is |
| | A) | forced to the ground. |
| | B) | slowed. |
| | C) | stopped. |
| | D) | accelerated upward. |
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10 | |
A parcel of air with a relative humidity of 50 percent is given an upward shove into the atmosphere. What is necessary before cloud droplets form in this air? |
| | A) | cooling |
| | B) | saturation |
| | C) | condensation nuclei |
| | D) | All of the above are correct. |
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11 | |
A cloud is hundreds of tiny water droplets suspended in the air. The average density of liquid water in such a cloud is about |
| | A) | 0.1 g/m3. |
| | B) | 1 g/m3. |
| | C) | 100 g/m3. |
| | D) | 1,000 g/m3. |
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12 | |
When water vapor in the atmosphere condenses to liquid water, |
| | A) | dew falls to the ground. |
| | B) | rain or snow falls to the ground. |
| | C) | a cloud forms. |
| | D) | All of the above are correct. |
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13 | |
In order for liquid cloud droplets at the freezing point to freeze into ice crystals, |
| | A) | condensation nuclei are needed. |
| | B) | further cooling is required. |
| | C) | ice-forming nuclei are needed. |
| | D) | nothing more is required. |
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14 | |
Longer periods of drizzle, rain, or snow usually occur from which basic form of a cloud? |
| | A) | stratus |
| | B) | cumulus |
| | C) | cirrus |
| | D) | None of the above are correct. |
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15 | |
Brief periods of showers are usually associated with which type of cloud? |
| | A) | stratus |
| | B) | cumulus |
| | C) | cirrus |
| | D) | None of the above are correct. |
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16 | |
The type of air mass weather that results from the arrival of polar continental air is |
| | A) | frequent snowstorms with rapid changes. |
| | B) | clear and cold with gradual changes. |
| | C) | unpredictable, but with frequent and rapid changes. |
| | D) | much the same from day to day, the conditions depending on the air mass and the local conditions. |
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17 | |
The appearance of high cirrus clouds, followed by thicker and lower stratus clouds, then continuous light rain over several days, probably means which of the following air masses has moved to your area? |
| | A) | continental polar |
| | B) | maritime tropical |
| | C) | continental tropical |
| | D) | maritime polar |
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18 | |
A fully developed cyclonic storm is most likely to form |
| | A) | on a stationary front. |
| | B) | in a high-pressure center. |
| | C) | from differential heating. |
| | D) | over a cool ocean. |
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19 | |
The basic difference in a tropical storm and a hurricane is |
| | A) | size. |
| | B) | location. |
| | C) | wind speed. |
| | D) | amount of precipitation. |
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20 | |
Most of the great deserts of the world are located |
| | A) | near the equator. |
| | B) | 30° north or south latitude. |
| | C) | 60° north or south latitude. |
| | D) | anywhere, as there is no pattern to their location. |
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21 | |
The average temperature of a location is made more even by the influence of |
| | A) | a large body of water. |
| | B) | elevation. |
| | C) | nearby mountains. |
| | D) | dry air. |
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22 | |
The climate of a specific location is determined by |
| | A) | its latitude. |
| | B) | how much sunlight it receives. |
| | C) | its altitude and nearby mountains and bodies of water. |
| | D) | all of the above. |
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2002 McGraw-Hill Higher Education