Air masses, front and extreme weather

Where do most hurricanes form?

• along warm fronts
• along cold fronts
• over the ocean near the equator
• in the southern United States

What type of cloud produces most thunderstorms?

• cumulonimbus
• Altostratus
• Stratus
• Cirrus

When is a storms classified as a hurricane?

• when it forms in the ocean
• when it reaches land
• When winds speed are over 74 mph
• When it size is 2 miles in diameter

What types of weather is associated with a maritime tropical?

• dry and warm
• dry and cold
• humid and cold
• Humid and warm

What type of air mass is created when neither air mass is stronger than another?

• Occluded
• cold 
• Stationary
• Warm

What does symbol # 3 mean?

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

rapidly moving cold air  mass runs into a warm air mass the cold air slides under the warm air. This is called a  .....

• cold front
• warm front
• stationary front

The symbol on a weather map for a cold front is what?

• a line with triangles on it
• a line with semi-circles on it
• a line with squares on it
• a line with circles on it

A front is

• where warm air is cooling at earth's surface
• a line where hot and cold air are separating
• a line where two different air masses meet
• where cold air is rising and forming rain clouds

How do we name air masses?

• Water and temperature
• Air pressure
• Humidity and temperature
• Cold and warm