Kids Research Express

Cloud, condensed form of atmospheric moisture consisting of small water droplets or tiny ice crystals . Clouds are the principal visible phe...

These are clouds composed of ice particles, found at average levels of 8 km (5 mi) or more above the earth. The family contains three princi...

These are clouds composed of water droplets and ranging in altitude from about 3 to 6 km (about 2 to 4 mi) above the earth. Two principal ge...

These clouds, also composed of water droplets, are generally less than 1.6 km (1 mi) high. Three principal forms comprise this group. Strato...

Clouds of this type range in height from less than 1.6 km (1 mi) to more than 13 km (8 mi) above the earth. Two main forms are included in t...

The formation of clouds caused by cooling of the air results in the condensation of invisible water vapor that produces visible cloud drople...