Water Cycle

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

Front

What process generates most of the water vapor on Earth?

Back

Evaporation.

Front

What is the main energy source for the water cycle?

Back

The sun.

Front

What is precipitation?

Back

Precipitation is any form of water that falls from clouds to the Earth's surface, such as rain, snow, sleet, or hail.

Front

What process forms clouds in the water cycle?

Back

Condensation.

Front

How does groundwater reenter the water cycle?

Back

By evaporation.

Front

What is evaporation?

Back

Evaporation is the process where water changes from a liquid to a gas, usually due to heat from the sun.

Front

What is condensation?

Back

Condensation is the process where water vapor cools and changes back into liquid water, forming clouds.

Front

What is transpiration?

Back

Transpiration is the process where water is absorbed by plants and then released as water vapor into the air.

Front

What is the role of the sun in the water cycle?

Back

The sun provides the energy needed for evaporation to occur.