Weather Fronts and Air Masses

A _____________ weather front occurs when a cold air mass and a warm air mass meet, but cannot move one another so they both stay still for several days.

• Cold

• Warm

• Stationary

• Occluded

Tags

NGSS.MS-ESS2-5

A _____________ weather front occurs two cold air masses meet and push/force the warm air in the middle upwards.

• Cold

• Warm

• Stationary

• Occluded

Tags

NGSS.MS-ESS2-5

Why does warm air rise above cold air?

• Warm air is less dense

• Warm air is more dense

• Cold air is stronger than warm air

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which type of weather front can produce foggy weather that can last for several days?

• Cold

• Warm

• Stationary

• Occluded

Tags

NGSS.MS-ESS2-5

Which type of weather front can produce precipitation (rain or snow)?

• Cold

• Warm

• Stationary

• Occluded

• All of the above

Tags

NGSS.MS-ESS2-5

The United States contains ________ different types of air masses.

• 2

• 3

• 4

• 5

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which type of air mass is dry and warm?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Tags

NGSS.MS-ESS2-5

Applying what you know about air masses, which air mass would you expect to find here in Chad, Africa? (circled on the picture **hint: find the equator line**)

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Tags

NGSS.MS-ESS2-5

The boundary between cold and warm air masses is called a/an

• flood

• climate

• front

• storm

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

When a warm air mass and a cold air mass meet, but they push at each other and neither one can move, it is called a/an

• warm front

• cold front

• occluded front

• stationary front

Tags

NGSS.MS-ESS2-5