Weather Test #3 Review

What is weather?

• Climate over long periods

• Current atmospheric conditions

• Movement of tectonic plates

• Earth's average temperature

Which of the following is NOT an atmospheric variable?

• Temperature

• Air pressure

• Precipitation

• Soil composition

What instrument is used to measure air temperature?

• Barometer

• Thermometer

• Anemometer

• Sling psychrometer

What instrument measures barometric air pressure?

• Thermometer

• Sling psychrometer

• Barometer

• Weather vane

Barometric pressure is measured in:

• Fahrenheit and Celsius

• Kelvin and degrees

• Inches of mercury and millibars

• Percent and grams

What do isotherms on a weather map represent?

• Equal air pressure

• Equal temperature

• Equal precipitation

• Equal wind speed

Which of the following is associated with high-pressure systems?

• Rising air

• Cloudy weather

• Clockwise wind rotation

• Counterclockwise wind rotation

Low-pressure systems are characterized by:

• Sinking air

• Fair weather

• Counterclockwise wind rotation

• Clockwise wind rotation

In a high-pressure system, air moves:

• Inward and clockwise

• Outward and clockwise

• Inward and counterclockwise

• Outward and counterclockwise

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

• Clear and sunny

• Cloudy and stormy

• Dry and cool

• Calm and hot