Clouds

What are clouds made of?

• Nitrogen and Oxygen

• Helium

• Tiny droplets or frozen crystals of water

• Microscopic gas bubbles

• Cotton candy

Most clouds form as ______ air rises in the atmosphere?

• Cold

• Dry

• Polluted

• Warm

• All of the above

What word tells us that a cloud is considered a 'high' cloud?

• Cumulus

• Alto

• Stratus

• Cirrus

What word tells us that a cloud is considered a 'medium' cloud?

• Cumulus

• Alto

• Stratus

• Cirrus

What word tells us that a cloud is considered a 'low' cloud?

• Cumulus

• Alto

• Stratus

• Cirrus

What word tells us that a cloud is considered a 'vertical' cloud?

• Cumulus

• Alto

• Stratus

• Cirrus

Which of the following types of clouds is usually associated with severe thunderstorms?

• Cirrus

• Altostratus

• Cumulus

• Fog

• Cumulonimbus

What do we call a cloud that forms right on the surface of the Earth?

• Cirrus

• Altostratus

• Cumulus

• Fog

• Cumulonimbus

Which of the following types of clouds are high level clouds that are thin and wispy?

• Cirrus

• Altostratus

• Cumulus

• Fog

• Cumulonimbus

What is it that keeps clouds floating in the air?

• They are lighter than air

• Warm air below them

• They are mostly helium

• Gravity