A gaseous covering to a planet that is bound by gravity. Planets have very different atmospheres and each has very different properties.

Large waves breaking on or near the shore resulting from swells spawned by a distant storm or persistent winds.

Water in a vapor (gaseous) form; also refered to as atomospheric moisture. Water vapor is one of the most important parts of the atmosphere.

Create Account

The mass of water vapor in a given volume of air. It represents the density of water vapor in the air.

Cloud or rain droplets combine with gaseous pollutants, such as oxides of sulfur and nitrogen, to make falling rain or snow acidic.

Transport of an atmospheric property by the wind.

Occurs when warm, moist air moves over a cold surface and the air cools to below its dew point.

A thunderstorm not associated with a front. Air mass thunderstorms typically are associated with warm, humid air in the summer months; they develop during the afternoon in response to afternoon heating by the sun, and dissipate rather quickly after sunset.

A large body of air that has similar horizontal temperature and moisture properties.