Air Masses, Fronts and Severe Weather

An air mass forms over the Gulf of Mexico and moves northeast across Georgia. What weather conditions are likely to prevail in Georgia?

• cool and dry

• cool and humid

• warm and dry

• warm and humid

Tags

NGSS.MS-ESS2-5

Cold air masses form at high latitudes are called what?

• Continental air masses

• Maritime air masses

• polar air masses

• tropical air masses

Tags

NGSS.MS-ESS2-5

An air mass gets its temperature and humidity from

• changes in the upper atmosphere.

• the air masses that surround it.

• the land or water over which it forms.

• the longitude at which it forms.

Tags

NGSS.MS-ESS2-5

Which of the following is a typical of a tropical maritime air mass?

• cold, dry air

• cool, moist air

• hot, dry air

• warm, moist air

Tags

NGSS.MS-ESS2-5

Warm air masses that affect the west coast of the United States are called

• continental polar air masses

• continental tropical air masses

• maritime polar air masses

• maritime tropical air masses

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Cold, dry air affecting the northern United States in winter often comes from

• continental polar air masses

• continental tropical air masses

• maritime polar air masses

• maritime tropical air masses

Tags

NGSS.MS-ESS2-5

On a hot summer day, the wind suddenly starts to blow, clouds start to form, there is a brief thunderstorm, and it becomes cooler. What probably happened?

• a cold front passed through.

• a warm front passed through.

• it was near sunset.

• seasonal change began.

Tags

NGSS.MS-ESS2-5

Cold air is more dense than warm air. When a cold air mass moves into a warm air mass, causing a cold front, the warm air mass is

• compressed into a smaller mass, as it becomes warmer.

• forced backward, as the approaching cold air replaces it.

• pushed upward, where its water vapor condenses.

• squeezed downward, causing clouds and rain.

Tags

NGSS.MS-ESS2-5

When a warm air masses gently slides on top of a cold air mass, and you have drizzly rain and then beautiful sunny weather, what front is it?

• cold front

• occluded front

• stationary front

• warm front

Tags

NGSS.MS-ESS2-5

What is the boundary called between air masses called?

• air mass

• cloud

• front

• wind

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6