PS Atmosphere and Weather

The lowest layer of the atmosphere, this is also where weather occurs.

• Exosphere
• Mesosphere
• Troposphere
• Stratosphere

Air is composed of 78 % of this element.

• Carbon Dioxide
• Nitrogen
• Oxygen
• Water Vapor

The process of turning a liquid into a gas is what?

• Evaporation
• Condensation
• Sublimation
• Transpiration

When water vapor goes from a gas back to a liquid this process is what?

• Evaporation
• Condensation
• Transpiration
• Run Off

The _______  in the Stratosphere protects us from harmful UV rays.

• aurora
• weather
• convection currents
• ozone

A measure of the amount of water vapor in the air is called what?

• precipitation
• dew point
• relative humidity
• transpiration

This type of cloud is a sign of good weather and means heap or pile.

• Cumulus
• stratus
• Cirrus
• Nimbus

This type of cloud means layered and at ground level is known as fog.

• cirrus
• cumulus
• stratus
• nimbus

This type of cloud is associated with violent thunderstorms and is the largest type of cloud.

• cirrus
• cumulus
• nimbostratus
• cumulonimbus

This process keeps Earth's temperature suitable for life.

• Convection Currents
• Greenhouse Effect
• Albedo Effect
• Water Cycle