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Weather Vocabulary
Question | Answer |
---|---|
What instrument measures relative humidity? | Sling Psychrometer / Hygrometer |
What instrument measures air temperature? | Thermometer |
What instrument measures air pressure? | Barometer |
What instrument measures wind direction? | Wind Vane |
What instrument measures wind speed? | Anenometer |
Clouds are formed by which part of the water cycle? | Condensation |
___ clouds are puffy and white and often have flat bases. | Cumulus |
Which type of clouds blanket the sky in layers? | Stratus |
Which type of clouds are bright white and wispy? | Cirrus |
As water vapor rises into the air, it beings to __________ and change into liquid water droplets. | Cool |
What type of cloud goes high into the atmosphere, is puffy and dark looking, and is associated (related) to storms called? | Cumulonimbus |
A middle level cloud that is puffy looking in appearance would be best described as a ____. | Altocumulus |
Alto- | Middle Level |
Cirro - | High Level |
Strato- | Low Level |
What is the oundary between a cold air mass and a warm air mass is called? | Front |
When a cold air mass wedges under and lifts a warm air mass, we call it a ______________. | Cold Front |
When a warm air mass pushes back a cold air mass as it goes over top of it, we call it a ___________. | Warm Front |
What type of weather is coming when you notice a cumulus cloud turning into a cumulonimbus cloud? | Stormy weather |
If the meteorologist says to expect a high pressure system moving in, we can expect ____. | Fair weather |
If the meteorologist says to expect a low pressure system moving in, we can expect _____. | Stormy/Rainy Weather |
Wind is the movement of air from an area of higher pressure to an area of lower ___________. | Pressure |
When the cold air mass and the warm air mass are equally strong, what type of front is occurring? | Stationary Front |
When the cold air mass is hidden in between 2 warm air masses, what type of front is occurring? | Occluded Front |
What type of wind blows steadily over long distances? | Global Winds |
What forms at the boundaries of adjacent air masses with significant differences in temperature, such as of the polar region and the warmer air to the south? | Jet Stream |
What is the driving force for convection currents? | Thermal (Heat) Energy |
The 3 major climate zones are tropical, temperate, and _____. | Polar |
_______ are responsible for much of the movement of weather across North America. | Prevailing Westerlies |
During the day, cool air from the water moves over the land creating a _________________. | Land Breeze |
At night, cool air over the land moves toward the warmer air over the water, creating a ____________. | Sea Breeze |
What wind system effects the weather patterns in the US? | Prevailing Westerlies |
In which direction does the jet stream go? | West to East |
Why do mountain climbers need to carry tanks of oxygen when climbing the highest of mountains? | The higher up you go, the more spread out the oxygen molecules become. |
Wind is the movement of air from an area of _______ to an area of ______. | High pressure to an area of low pressure. |
Which type of storm forms when a lower pressure system develops over warm water? | Hurricane |
What is the most abundant greenhouse gas? | Carbon Dioxide |
Air is 78% nitrogen, 21% oxygen, and 1% other gases. Of the 1% of remaining gases, which is the most abundant? | Argon |
Where are trade winds located? | North of the equator up to 30 degrees latitude and South of the Equator 30 degrees latitude. |