Dark blue cloudy sky

What is Atmosphere?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

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Glossary

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.