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weather tools
clouds vocabulary
Question | Answer |
---|---|
Cumulus | puffy with flat bottoms and round tops that signal fair weather |
Cirrus | Wispy, feathery clouds made of ice crystals that form at high levels. |
Stratus | Clouds that form in flat layers and often cover much of the sky |
Nimbus | a rain cloud |
Fog | a stratus cloud that forms when air is cooled to its dew point near the ground |
Anemometer | An instrument used to measure wind speed |
Wind Vane | Instrument used to measure wind direction |
Thermometer | An instrument used to measure temperature |
Sling Psychrometer | tool made of a wet and dry thermometer that measures relative humidity and requires a table to interpret the two temperatures |
Barometer | An instrument that measures atmospheric pressure |
Rain Gauge | An instrument used to measure precipitation. |
Weather Map | a map that uses symbols to show weather data |
Weather Satellites | type of satellite that is primarily used to monitor the weather and climate of the earth |
Weather Radar | is an instrument that sends pulses of electromagnetic energy into the atmosphere to find precipitation, determine its motion and intensity, and identify the precipitation type such as rain, snow or hail |
Isobar | line on a map connecting points having the same barometric reading at a given time |
Isotherm | A line on a weather map that joins places that have the same temperature. |
Cumulonimbus | - are thunderstorm clouds. High winds can flatten the top of the cloud into an anvil-like shape. Cumulonimbus clouds are associated with heavy rain, snow, hail, lightning and even tornadoes. The anvil usually points in the direction the storm is moving. |
Relative Humidity | The amount of water vapor in the air at any given time is usually less than that required to saturate the air. Expressed as a percentage. |