Air Masses & Fronts

What is a front?

• A place where air masses meet
• the front part of a storm
• An area of very high wind
• an area that has fair weather

Tags

NGSS.MS-ESS2-5

A rapidly moving cold air mass runs into a warm air mass. The cold air slides under the warm air and pushes it up. This is called a .....

• cold front

• warm front

• stationary front

Tags

NGSS.MS-ESS2-5

When a cold front is approaching, what happens?

• warm air is pushing under cold air causing humid weather and lower temperatures
• warm air is pushing under cold air causing humid weather and higher temperatures
• warm air rises, cools, and causes rain and thunderstorms
• cold air is pushed over warm air causing rain and thunderstorms

Tags

NGSS.MS-ESS2-5

This is the symbol for which type of front?

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

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is humidity?

• cold air

• hot air

• the amount of moisture in the air

• direction of a front

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-4

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

Tags

NGSS.MS-ESS2-5

What kind of precipitation falls during a cold front?

• thunderstorms or severe weather

• precipitation lasting several days

• strong wind and heavy precipitation

• steady rain

Tags

NGSS.MS-ESS2-5