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Weather
| Question | Answer |
|---|---|
| The condition of Earth's atmosphere at a particular time and place. | Weather |
| Overall weather in an area over a long period of time | Climate |
| An instrument used to measure relative humidity | Psychrometer |
| Wispy, feathery clouds made of ice crystals that form at high levels. | Cirrus clouds |
| look like flat blankets and are usually the lowest clouds in the sky | Stratus clouds |
| Fluffy, white clouds, usually with flat bottoms, that look like rounded piles of cotton. | Cumulus clouds |
| Any form of water that falls from clouds and reaches Earth's surface. | Precipitation |
| Formed when rain falls through a layer of freezing air. | Sleet |
| precipitation of ice pellets when there are strong rising air currents | Hail |
| large bodies of air that have uniform temperature, humidity, and pressure | Air masses |
| A front where cold air moves in under a warm air mass. | Cold front |
| a front where warm air moves over cold air and brings drizzly rain and then are followed by warm and clear weather | Warm front |
| warm air mass is caught between two colder air masses | Occuluded front |
| warm and cold air meet but neither can move | Stationary front |
| An instrument used to measure temperature | Thermometer |
| An instrument that measures atmospheric pressure | Barometer |
| An instrument used to measure wind speed | Anemometer |
| measures wind direction | Wind vane |
| Lines joining places on the map that have the same air pressure | Isobars |
| a localized and violently destructive windstorm occurring over land characterized by a funnel-shaped cloud extending toward the ground | Tornado |
| A severe storm that develops over tropical oceans (warm waters) and whose strong winds of more than 120 km/h spiral in toward the intensely low-pressure storm center | Hurricane |