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Physical Geography
For Physical Geography 103 UNLV
| Question | Answer |
|---|---|
| the process for plants to use carbon dioxide, light, and water to make carbohydrates and oxygen | photosynthesis |
| The most important factor that explains the aridity of the LARGEST areas of deserts in the world, as a whole, is | the fairly continuous presence of settling air from high pressure cells |
| greatest distance between the earth and the sun in earth’s orbit around the sun | aphelion |
| horizontal transfer of heat within the earth’s atmosphere | advection |
| the atmosphere layer that absorbs most of the ultraviolet rays and safeguards life at Earth’s surface. | ozonosphere |
| Parallels of latitude | cross meridians at right angles |
| The approximate “true” location of Las Vegas is: | 36 degrees N latitude / 115 degrees W longitude |
| Maximum latitude is | 90N 90S |
| not a green house gas | CFC |
| The surface air, after being heated by conduction and radiation | Expands in volume and decreases in density |
| As the temperature of a parcel of air increases, its ability to hold water vapor | increases |
| On December 22, the vertical rays of the sun strike: | the Tropic of Capricorn (23 ½ degrees S latitude) |
| The type of front formed by the merger of a cold front and a warm front (neither moves) is called an | stationary front |
| Which of the following is not a mechanism to cause precipitation: | inversion mechanism (a layer of cool air is trapped on surface by the warm air) |
| Which has the least influence on the climate of United States | continental tropical air mass |
| Temperatures at the Antarctic are often below -50°C in July. Which thermometer is the right one to use? | Alcohol thermometer |
| A cloudy night is _____ a clear night | warmer than |
| Mid-latitude cyclones: | usually move across North America from west to east |
| In the midwest of the United States, record-setting cold temperatures often result when a __________ air mass invades the region | cA (Continental arctic) |
| Closely spaced isobars on a map indicate | Strong pressure gradient |
| The direction of land and sea breezes is | From land by night |
| The process by which plants give up moisture to the air is: | transpiration |
| A cloud type formed by strong convection currents is | Cumulonimbus |
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