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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An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.