6.3 Clouds

Clouds are formed during what part of the water cycle?

• evaporation
• condensation
• precipitation
• transpiration

A collection of tiny, water droplets that are formed when water vapor cools and condenses during water cycle is called a __.

• sleet
• snow
• cloud
• evaporation

Fog is an example of __ cloud.

• stratus
• cumulus
• cirrus
• cumulonimbus

 A low cloud that covers the sky like a gray blanket is a __ cloud.

• cirrus
• cumulus
• cumulonimbus
• stratus

This cloud is white, cottony and typically indicates fair weather.

• cumulus
• stratus
• cirrus
• cumulonimbus

These clouds are high and wispy and typically indicate snow or rain is coming.

• cumulous
• cirrus
• stratus
• cumulonimbus

Because these clouds are so high, they are made up of ice crystals.

• cirrus
• stratus
• cumulus
• cumulonimbus

A thunderhead or storm cloud is a __ cloud.

• cumulus
• cumulonimbus
• stratus
• cirrus

TRUE or FALSE:  The first step in cloud formation is the warming of Earth's surface by the sun.

• TRUE
• FALSE

During evaporation, does warm air rise, fall, or spread out?

• rise
• fall
• spread out