Air Pressure

________is the instrument used to measure air pressure.

• barometer
• thermometer
• mercury
• watch

Low pressure will usually bring what kind of weather?

• Sunny
• Calm
• Stormy

Pressure is the effect of

• the weight of all the air above pressing down
• water vapor in the atmosphere
• greenhouse gases
• solar radiation

High pressure will usually bring what kind of weather?

• clear and dry
• cloudy and wet

Based on the information in the table, in which city will it most likely rain?

• City W
• City X
•  City Y
• City Z

Which weather condition will most likely occur when the atmospheric pressure in an area begins falling?

• dry
• cold
• rainy
• sunny

Air pressure is greater _______.

• at the top of the mountain
• at the bottom of the mountain
• at the center of the mountain

What does the air consist of?

• molecules
• helium
• density
• weather

What type of air pressure is present?

• High 
• Low

Which is the best indicator that precipitation is on the way?

• low pressure
• low humidity
• low temperature