Clouds and Air Pressure

Winds are caused by differences in

• precipitation
• humidity
• air pressure
• turbulence

The __, or elevation of a mountaintop is its distance above sea level.

• greenhouse effect
• altitude
• convection
• weather

When you increase your altitude, the air pressure 

• increases
• decreases
• stays the same

The amount of oxygen in each breath is less at high altitudes. 

• True
• False

The force of a column of air pressing down is called what?

• Air Mass
• Air Pressure
• Air
• Heavy

What is the instrument called that measures air pressure?

• thermometer
• ruler
• yard stick
• barometer

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

• dust
• water
• cloud particles
• precipitation

Tags

CCSS.RI.8.4

CCSS.RL.8.4

CCSS.RI.7.4

CCSS.RL.7.4

CCSS.RI.9-10.4

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

• Cumulus
• Cumulonimbus
• Cirrus
• Stratus

Tags

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

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

• Cumulus
• Cirrus
• Stratus
• Cumulonimbus

They are low in the sky and look soft and fluffy. 

• Cirrus
• Cumulonimbus
• Cumulus 
• Stratus