Weather and Climate

Front

What is the water cycle?

Back

The continual movement of water among Earth's atmosphere, oceans, and land surface through evaporation, condensation, and precipitation.

Front

What is evaporation?

Back

The process by which water molecules in liquid water escape into the air as water vapor.

Front

What is a cold front?

Back

Colder air, heavy rain, thunderstorms, and snow.

Front

What instrument is used to measure atmospheric pressure?

Back

Barometer.

Front

What is humidity?

Back

The amount of water vapor in the air.

Front

What is condensation?

Back

The process by which water vapor in the air cools and changes back into liquid water.

Front

What is precipitation?

Back

Any form of water that falls from clouds and reaches Earth's surface, including rain, snow, sleet, and hail.

Front

What is a warm front?

Back

A boundary where warm air replaces cold air, often bringing light rain and warmer temperatures.

Front

What is an anemometer used for?

Back

To measure wind speed.

Front

What is a hygrometer?

Back

An instrument used to measure the amount of humidity in the air.