What is Sublimation?
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water vapor.
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A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
A very cold high pressure that originates over the Arctic Ocean.
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.