Atmosphere and Weather

Front

What is the percentage of oxygen in Earth's atmosphere?

Back

21%

Front

Identify the type of front that is characterized by warm air rising over cooler air.

Back

Warm Front

Front

What type of cloud is thick and puffy on top, and generally flat on the bottom?

Back

Cumulus cloud

Front

What is the process during which water cools and turns from a gas to a liquid?

Back

Condensation

Front

What type of heat transfer occurs when warm air rises and cool air sinks?

Back

Convection

Front

What is the main gas that makes up the Earth's atmosphere?

Back

Nitrogen (78%)

Front

What is the term for the boundary between two different air masses?

Back

Front

Front

What type of front occurs when a cold air mass pushes into a warm air mass?

Back

Cold Front

Front

What is the process called when water vapor turns into liquid water?

Back

Condensation

Front

What type of cloud is typically associated with steady rain?

Back

Stratus cloud