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Weather Patterns REV
Review Questions for Weather Patterns Test
| Question | Answer |
|---|---|
| Weather associated with an anticyclone is generally | dry and clear |
| A cloud cover symbol that is 3/4 black and 1/4 white represents | 70-80 percent cloud cover |
| One of the best places to seek protection during a tornado is | basement of a well-built building |
| El Nino is a weather pattern that forms in the | tropical Pacific Ocean |
| One difference between cyclones and anticyclones is | the direction of their winds |
| Sudden stroms, broken dams, and ice jams that break can produce | flash floods |
| Weather forecasting has improved recently because of | computer technology |
| Warm air masses that affect the west coast of the United States are called | maritime tropical air masses |
| On weather maps, a line with half cirecles indicates a | warm front |
| An air mass that formed over northern Mexico and affected the southwestern US would be a | continental tropical air mass |
| Cold, dry air affecting the northern US in winter often comes from | continenetal polar air masses |
| To be classified as a hurricane, a tropical storm must have winds of at least | 119 km/hr |
| People who study weather and try to predict it are | meteorologists |
| Places shown on a weather map that that have the same temperature are connected by | isotherms |
| Cold air blows over large lakes and then over land forming | lake-effect snow |
| Isobars are lines on a map joining places that have the same | air pressure |
| Flooding is most often caused by | melting snow and spring rains |
| Thunderstorms form within | cumulonimbus clouds |
| The eye of the hurricane is | calm |
| When a warm air mass and a cold air mass meet and no movement occurs, the result is | stationary front |
| When a rapidly moving cold air mass runs into a slow moving warm air mass, the result is | cold front |
| The most dangerous aspect of a snowstorm is usually the | high winds |
| An El Nino even typically occurs every | 2-7 years |
| A funnel-shaped cloud that touches Earth's surface is called a | tornado |
| When a warm air mass overtakes a cold air mass, it forms | warm front |
| Collecting of weather data in the last 40 years has been improved mostly by | balloons and satellites |
| The number of tornadoes that occur in the US each year is about | 800 |
| Small lines at the end of the shaft that represents wind direction on a weather map indicate | wind speed |
| To protect yourself near flood waters, you should | move to higher ground |
| Water from sources that hae been flooded should be | boiled before drinking |
| Scientists who study weather and try to predict it are called | meteorologists |
| On newspaper wetahter maps, colors are often used to indicate ranges of | temperature |
| Storms that form within large cumulonimbus clouds and produce rain and lightning are called | thunderstorms |
| Where a warm air mass is caught between two cooler air masses forms a(n) | occluded front |
| Hot, dry air moving into the Southwest in summer from a ___________air mass | continental tropical |
| A large amount of humid air that cools below 0 degrees Celsius can produce a _______storm | snow |
| Sudden violent floods that occur within hours or minutes are called | flash floods |
| Before a hurrican occurs, people may be asked to | evacuate |
Created by:
skbaird