clouds

This type of cloud is thin, wispy, and made of ice crystals

• cumulus cloud
• stratus cloud
• cirrus cloud
• cumulonimbus cloud

Clouds form during the process of...

• evaporation

• condensation

• precipitation

• runoff

Name the two types of low level clouds

• Altostratus and Altocumulus
• Cirrus and Cumulus
• Cirrocumulus and Cumulonimbus
• Stratus and Nimbostratus

Are stratus clouds or cirrus clouds found closer to the ground?

• Cirrus
• Stratus

Which type of cloud is highest in the sky?

• Cirrus

• Cumulus

• Stratus

What are clouds made out of?

• Molecules of pure oxygen

• ozone and carbon dioxide

• water droplets, dust, and smoke particles

• 78% nitrogen, 21% oxygen, and 1% other gases

Clouds are classified by altitude and precipitation types.

• True

• False

That Latin root alto means

• precipitation

• high altitude

• low altitude

• middle altitude

The dew point is

• the point at which water vapor evaporates.

• the point at which water vapor condenses.

• the point at which hail starts.

• the point that water vapor becomes saturated.

Which of these is NOT a way in which clouds affect climate?

• clouds cool Earth's surface
• clouds warm Earth's surface
• clouds deliver precipitation
• clouds block all harmful radiation