What does convection produce?

• volcanoes
• weather
• sunspots
• earthquakes

A(n) _____ is a large body of air that has properties similar to the part of Earth's surface over which it depends.

• tornado
• pressure system
• front
• air mass

When two air masses meet, there is a _____, or boundary.

• thunderstorm
• watch
• front
• cloud

A _____ is a large, swirling, low-pressure system that forms over the Atlantic Ocean.

• blizzard
• cold front
• tornado 
• hurricane

what kind of pressure predicts good weather?

• high
• low
• cold
• stationary

name this front

• warm front
• cold front
• stationary front
• occluded front

name this front

• warm front
• cold front
• stationary front
• occluded front

Which condition usually means cloudy, stormy weather?

• high pressure
• low pressure

What kind of weather is usually associated with a high pressure system?

• Sunny weather
• Precipitation (rain, snow, etc.)

What role do oceans play in hurricane formation?

• they provide cool, dense water
• warm water supplies energy to hurricanes
• warm ocean water slows hurricane formation
• cold ocean water supplies energy to hurricanes