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Unit 4/5
Weather Quiz
| Question | Answer |
|---|---|
| the forward edge of an advancing mass of cold air that pushes under a mass of warm air | cold front |
| a front along which an advancing mass of warm air rises over a mass of cold air | warm front |
| very high, fast-moving air currents | jet stream |
| the type of front usually associated with violent thunderstorms | cold front |
| a large amount of air that is a uniform temperature and humidity | air mass |
| cold air masses that form in polar regions | polar air mass |
| warm air masses that form in tropical regions | tropical air mass |
| air masses that form over land | continental air masses |
| air masses that form over water | maritime air masses |
| the scale used to rank tornadoes | Fujita-Pearson Scale |
| nickname of the area in Texas, Oklahoma, Kansas, Missouri, Nebraska and Iowa where so many tornadoes have touched down | Tornado Alley |
| the country where most tornados occur | US |
| special radar that measures velocity as well as distance | doppler radar |
| What are the largest storms in the world called? | hurricanes |
| Where do hurricanes form? | over warm water |
| the center of a hurricane | eye |
| sudden rise in sea level due to movement of a hurricane | storm surge |
| the scale used to rank hurricanes | Saffir-Simpson scale |
| How many categories are there for classifying hurricanes? | 5 |
| Which category of hurricane is the most severe? | 5 |
| What generally happens to a hurricane when it moves over land? | slows down |
| Where do most hurricanes occur? | within 5 degrees of the eqator |
| What instrument is used to measure wind speed? | anemometer |
| What instrument is used to measure temperature? | thermometer |
| What instrument is used to measure humidity? | hygrometer |
| What instrument shows the direction of the wind? | wind vane |
| What instruments is used to measure the atmospheric pressure? | barometer |
| What instrument is used to measure rain? | rain gauge |
| What 2 measurements together are used to determine the wind chill factor? | temperature and wind speed |
| What 2 measurements together are used to determine the heat index? | temperature and relative humidity |
| What do you call the equivalent temperature if the air was dry and still? | apparent temperature |
Created by:
ronikaye
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