Weather 4th Grade Science

Front

What is an air mass?

Back

A large area of air with nearly the same temperature and moisture throughout.

Front

What is climate?

Back

The average weather conditions in one place over a long period of time.

Front

What is weather?

Back

The day-to-day state of the atmosphere, including temperature, precipitation, and wind.

Front

How is a Low pressure area created?

Back

When the air warms and rises.

Front

What is air pressure?

Back

A measure of the force with which air molecules push on a surface.

Front

What is a high pressure area?

Back

An area where the air is sinking, leading to clear skies and calm weather.

Front

What is precipitation?

Back

Any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface.

Front

What is humidity?

Back

The amount of water vapor present in the air.

Front

What is a weather front?

Back

A boundary between two different air masses.

Front

What is a thermometer used for?

Back

To measure temperature.