Water in the Atmosphere and Weather

They are highest clouds in the sky. They look curly, white and feathery. Usually mean good weather.

• Cumulus
• Cumulonimbus
• Cirrus
• Stratus

This is sometimes called a thunderhead cloud. It looks very tall like mountains and heavy rain comes from it. 

• Cumulus
• Cirrus
• Stratus
• Cumulonimbus

Clouds are made up of tiny drops of ______ or ice. The moisture in the cloud affects the weather.

• dust
• water
• cloud particles
• precipitation

These clouds are the closest to the ground. Their name means layer- or sheet like. They bring rain or snow and cover most of the sky. 

• Cirrus
• Stratus
• Cumulonimbus
• Cumulus

Low clouds (like fog), that are thick, cover the sky, and block the sun.  Usually bring continuous precipitation (rain or snow).

• stratus
• cumulus
• cirrus
• nimbo

what type of cloud is shown?

• cumulus
• cirrus
• stratus

what type of cloud is shown?

• cumulus
• cirrus
• stratus

These clouds can produce severe thunderstorms.

• Altocumulus
• Cirrostratus
• Nimbostratus
• Cumulonimbus

How do clouds form?

• Liquid water is heated and evaporates and becomes water vapor in the atmosphere.
• Water vapor in the atmosphere cools and condenses to become tiny liquid water droplets in the atmosphere.
• Tiny liquid water droplets float upwards and gather together in the atmosphere to form a cloud.

Cumulonimbus clouds mean ...

• fair weather (nice)
• thunderstorms
• rain/storms coming
• long periods of rain