Air Masses, Fronts, Severe Weather Review

Descending air in a High leads to _______ weather and ascending air in a Low tends to make weather _________.

• fair, stormy

• stormy, fair

• fair, fair

• stormy, stormy

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

stormy weather

• High Pressure System
• Low Pressure System

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

fair weather

• High Pressure 
• Low Pressure

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

A _____________ is the scientific  instrument used to measure air pressure.

• barometer
• thermometer
• mercury
• watch

As you climb up a mountain what happens to the air pressure?

• decreases
• increases
• stays the same

Convection takes place because

• warm air is more dense than humid air
• warm and cold air have the same density
• cold air is less dense than warm air
• cold air is more dense than warm air

Tags

NGSS.MS-ESS2-5

In _________ pressure systems, air sinks:

• high
• low
• medium
• none

Tags

NGSS.MS-ESS2-6

In _______ pressure systems, air rises

• high
• low
• medium
• none

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

• will be colder

• will be windy

• will be calm

• will be hotter

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

How do we characterize an air mass that forms over the ocean?

• Dry
• Wet
• Cold
• Warm

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6