Weather

Climate is...

• subtropical
• the average weather over a long period of time in a region.
• the water cycle over a long period of time
• the circulation of energy in the atmosphere

What increases the speed of evaporation and the amount of water vapor in the air?

• additional water in the water cycle
• additional humidity in the air
• the sun
• the amount of moisture in the air

When the humidity is high, the chance for precipitation and thunderstorms...

• increases
• decreases
• stays the same
• is not affected at all

True or false: weather changes daily and perhaps hourly.

• true
• false

________ are large bodies of air with the same temperature, moisture, and pressure.  

• fronts
• air masses
• clouds
• hot air balloons

The movement of one air mass affects another air mass. When one air mass meets another it forms a  

• air mass
• storm
• front
• climate

A cold front is the 

• the leading edge of warmer air that is replacing cooler air. 
• the leading edge of colder air that is replacing warmer air. 

When a cold front passes through temperatures will 

• increase
• decrease
• remain the same
• spike temporarily

This represents 

• the gulf stream
• jet streams
• a cold front
• a warm front

Cold air 

• is less dense than warm air
• is more dense than warm air
• rises
• expands