Weather and Atmospheric Conditions Quiz

What is air pressure?

• The weight of the Earth's atmosphere pressing down on everything at the surface.

• The speed of the wind.

• The temperature of the air.

• The amount of moisture in the air.

What instrument is used to measure air pressure?

• Thermometer

• Barometer

• Anemometer

• Hygrometer

What causes winds and weather changes?

• Differences in air temperature

• Differences in air pressure

• Differences in humidity

• Differences in sunlight

What happens in a low-pressure system?

• Air is heavier and sinks.

• Air is lighter and rises.

• Air moves clockwise.

• Weather is clear and quiet.

Which direction does air move in a low-pressure system?

• Clockwise

• Counterclockwise

• Upward

• Downward

What type of weather is associated with low-pressure systems?

• Clear and quiet

• Breezy and cloudy

• Hot and dry

• Cold and snowy

What happens in a high-pressure system?

• Air is lighter and rises.

• Air is heavier and sinks.

• Air moves counterclockwise.

• Weather is stormy.

Which direction does air move in a high-pressure system?

• Counterclockwise

• Clockwise

• Upward

• Sideways

What type of weather is associated with high-pressure systems?

• Stormy and windy

• Clear and quiet

• Rainy and cloudy

• Hot and humid

What are cumulus clouds like?

• Gray and blanket-like

• Thin and wispy

• Fluffy with flat bottoms

• Large and towering