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Cirrus clouds are made up of ice crystals that form when supercooled water droplets freeze. These wispy and thin clouds are usually at elevations higher than 20,000 feet and are created from other clouds that go through ... More »

www.reference.com Science Weather & Tides Clouds

Cumulus clouds are detached clouds seen on sunny days, stratus clouds are gray, thick and cause drizzle and cirrus clouds are wispy, thin clouds composed of ice crystals. Each type of cloud has unique characteristics reg... More »

www.reference.com Science Earth Science Atmosphere

Nimbus clouds are cloud types that can indicate some type of precipitation. The word "nimbus" comes from the Latin language and stands for rain. There are two different types of nimbus clouds that indicate the type of pr... More »

www.reference.com Science Weather & Tides Clouds
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Cirrocumulus clouds are composed of supercooled water droplets and form through shallow convection within thin labile layers of air. These high-altitude clouds form between 16,600 and 30,000 feet. More »

www.reference.com Science Weather & Tides Clouds

Clouds are made up of ice crystals and droplets of water. These form when water evaporates from bodies of water, such as the oceans. Once water reaches higher altitudes in the atmosphere, it becomes liquid and solid. More »

www.reference.com Science Weather & Tides Clouds

Clouds are white because the size of their ice crystals or water droplets is big enough to scatter the seven wavelengths of sunlight that produces white light. With all of the colors dispersed, the human eye perceives th... More »

www.reference.com Science Weather & Tides Clouds

Like all clouds, stratus clouds are made of water vapor, water droplets and even ice crystals. Stratus clouds are identified not by what they are composed of, but by their general appearance, which is uniform, wide-rangi... More »

www.reference.com Science Weather & Tides Clouds