5th Grade Weather NC

Front

What are air masses?

Back

Large bodies of air that have uniform temperature and humidity characteristics.

Front

How do prevailing westerlies affect air mass movement in the U.S.?

Back

They move air masses from west to east across the United States but may be deflected by the jet stream.

Front

What is a low pressure weather system likely to cause?

Back

Cloudy conditions.

Front

Why do winds at the beach change direction between day and night?

Back

Because the temperatures over land and over water change.

Front

What is transpiration?

Back

The process by which green plants control the amount of water stored in their leaves.

Front

What is radiation in the context of weather?

Back

The process responsible for the uneven heating of air in the atmosphere.

Front

What is convection?

Back

The movement of air caused by the rising of warm air and the sinking of cool air.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is the jet stream?

Back

A fast-flowing air current in the atmosphere that can influence weather patterns.

Front

What role does the Gulf Stream play in weather?

Back

It warms the air above it, affecting weather patterns along the eastern U.S. coast.