SOL 6.6--Air Masses and Fronts

Polar air masses are characterized by...

• warm or hot air
• cool or cold air

Tropical air masses are characterized by...

• warm or hot air
• cool or cold air

A front where a warm air mass and a cold air mass meet and neither can move the other is...

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

A front where a warm air mass pushes out a cold air mass bringing rain and warm weather is...

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

A front where a warm air mass is caught between two colder air masses is called...

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

A front where a cold air mass pushes out a warm air mass, bringing cooler weather is called...

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

Cold air is...

• more dense and tends to sink
• less dense and tends to rise or move upward

Warm air is...

• more dense and tends to sink

• less dense and tends to rise or move upward

Which number shows the symbol for an occluded front?

• # 1
• # 2
• # 3
• # 4

Which number shows the symbol for a cold front?

• # 1
• # 2
• # 3
• # 4