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week 8

QuestionAnswer
clouds A collection of water droplets or ice crystals in the atmosphere.
fog A cloud on the ground that reduces visibility. A low-lying stratus cloud.
nimbus clouds Nimbus clouds are formed at low altitudes and are typically spread uniformly across the sky. They produces precipitation. Since they are dense with water, they appear darker than other clouds.
cirrus clouds thin, wispy-looking clouds; commonly found at heights greater than 6 km. They are white and are made up of ice crystals. They may be a sign that a change of weather is coming.
cumulonimbus clouds Anvil-shaped clouds that are often involved in heavy or violent storms: Cumulonimbus clouds are also called thunderheads.
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