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Clouds are collections of tiny ice crystals or water droplets. All air contains water vapor. When the air cools water vapor condenses. This condensed water vapor collects on dust particles in the air to form clouds.

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Clouds reflect the light of the sun. Light is made up of all the colors of the rainbow. o When all of these colors are reflected at once they appear to be white.

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When the clouds get really thick or high in the sky all of the colors of the rainbow cant reflect off of the water droplets so it appears darker. Shadows from other clouds can make them look darker.

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1)The amount of water vapor in the air. 2)The temperature of air at different heights. 3)The wind and other air masses.

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Cirrus Alto Stratus

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Types of clouds Cirrus StratusCumulus

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Cirrus clouds are made of ice crystals. Cirrus clouds are: thin wispy white Cirrus clouds usually mean fair and pleasant weather.

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Cumulus clouds are: Fluffy Stacked Look like cotton balls Cumulus clouds can bring bad weather such as thunderstorms or tornados.

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Stratus clouds are: Thin Sheet like Cover the sky Stratus clouds usually bring continuous snow or rain.

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Nimbus means rain Nimbus Cloud type Cloud with precipitation

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Weather Wiz Kids Atmos