Weather

An air mass is

• a large body of air with about the same temperature and humidity throughout

• the amount of moisture in the air

• a place where two different air masses meet

• a cold air mass that bumps against a warm air mass

What is a front?

• where warm air mass meets

• measurements to make weather maps

• a large body of air

• a place where two different air masses meet.

What kind of precipitation falls during a cold front?

• possible heavy rain

• light precipitation lasting several days

• strong winds onlyu

• no precipitation

If an air mass forms above land, it will be

• wet

• dry

• cold

• hot

If an air mass forms over an ocean it will be

• wet

• dry

• cold

• warm

What type of weather is the area marked with

an H MOST LIKELY having?

• Thunderstorms

• rainy and warm

• Sunny and few clouds

What type of air mass is warm, humid, and forms over oceans?

• Maritime Tropical

• Maritime Polar

• Continental Tropical

• Continental Polar

Where do CONTINENTAL air masses form?

• Over water

• Over land

Humidity

• movement of air from an area of high density and pressure to low density and pressure. Caused by uneven heating of the earth

• Very dense cool dry air. Brings happy weather.

• Low density air. Brings lousy weather

• The amount of water vapor in the air

Which best describes the type of weather associated with low air pressure?

• clear and dry

• sunny and cold

• sunny with high winds

• cloudy with precipitation