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Meteorology Part One
Study these cards to help prepare yourself for the Meteorology Part One test
| Question | Answer |
|---|---|
| What instrument measures air pressure? | Barometer |
| How is Earth's atmosphere warmed? | Greenhouse gases that absorb infrared radiation |
| How does water vapor enter the atmosphere? | Evaporation and Transpiration |
| What atmospheric condition will increase the rate of evaporation? | A hot, dry and windy day |
| When air temperature decreases will the temperature become closer or further from dew point? | Closer to dew point |
| As air moves up in the troposphere, what happens to the temperature? | Temperature decreases |
| What causes surface ocean currents? | Atmospheric wind |
| What ocean current brings warm water to higher latitudes? | Gulf Stream |
| What ocean current brings cold water to lower latitudes? | Peru Current |
| What causes ocean currents and surface winds to deflect to the right in the Northern Hemisphere? | Earth's rotation (coriolis Effect) |
| What causes different pressure systems to form? | Uneven heating of Earth's atmosphere |
| What kind of relationship do air temperature and density have? | Indirect |
| What kind of weather would cause a high reading on a barometer? | Cold, dry with clear skies |
| What does a Sling Psychrometer measure? | Relative humidity |
| How does air in a low pressure system flow? | rises and moves counterclockwise and inward |
| What is the air doing over the South Pole? | Sinking and diverging |
| How do clouds form? | Air rises, expands and cools |
| What is the air doing at the Equator? | Rising and converging |
| What happens to the wind velocity when the isobars are closer together? | Wind velocity increase |
| What type of local breeze do we have during the day? | Sea Breeze |
| What type of local breeze do we have at night? | Land Breeze |
| What happens to relative humidity when air temperature increase? | Relative Humidity decreases |
| What type of Earth's surface will absorb the most insolation? | Dark and rough |
| What type of Earth's surface will reflect the most insolation? | Smooth and light |
| Why do land surface heat up an cool down faster? | Water has a higher specific heat |
| What type of long-wave radiation is absorbed by greenhouse gases? | Infrared |
| What type of heat transfer is due to difference in density? | Convection |
| What type of heat transfer requires contact? | Conduction |
| Why does the air cool while going up the windward side of a mountain? | The air cools due to expansion |
| What kind of process is evaporation? | A cooling process |
| What type of wind moves pressure systems? | Planetary Winds |