Unit 1 Test

The layer of the atmosphere that is nearest the Earth's surface.

• Thermosphere
• Mesosphere
• Troposphere
• Stratosphere

On which layer of the atmosphere is the ozone  concentrated?

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

The layer above the stratosphere.

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere

As the altitude increases in the Troposphere, the temperature ________________

• Increases
• Decreases

Which is the most common type of cloud?

• Stratus
• Cirrus
• Cumulus
• None of the above

To correctly identify a cloud formation, you must determine the cloud's _____________________

• color and composition.

• altitude in the sky and shape.

• color and shape.

• altitude and color.

What is the process called when water vapor (a gas) becomes a liquid

• evaporation

• condensation

• freezing

• melting

Humidity is the

• air density from cold air masses

• amount of air pressure in the air.

• amount of water vapor present in the air.

• concentration of water vapor that form clouds in the air.

Type of cloud associated with thunderstorms and heavy precipitation

• stratocumulus

• cumulonimbus

• nimbostratus

• cumulus

The Coriolis effect is responsible for

• the convergence of two ascending Hadley cells
• the location of atmospheric currents caused by the unequal heating of Earth
• the cooling effect of air as it rises and expands
• the deflection of atmospheric currents