Weather

What happens when warm water vapor is cooled by colder air?

• It causes a cold front

• It causes a warm front

• It makes frost

• It changes into tiny water droplets

Clouds that form near the ground are called

A cold front causes _______________, forms ________________ clouds and moves_______________.

A mackerel sky is made by which type of cloud?

• cirrus

• altostratus

• altocumulus

• cumulonimbus

Low pressure air masses are called​ ​ (a)  

• cyclones
• stationary fronts
• occuluded front
• anticyclones

When a cold front or warm front stays in place for several days without invading another front it is called

Organize these options into the right categories

Groups:

(a) Warm air is

,

(b) Air masses are named for

,

(c) Moving air is called

,

(d) Air around the Earth

• where they form

• less dense than cold air

• Wind

• lighter than cold air

• thinner than cold air

• Atmosphere

A scientist who studies the weather is called a

In a high pressure system, the rotation of the air is in ​ (a)   direction.

• clockwise
• Counterclockwise
• right
• left

What do isobars that are spaced closed together tell us?