The Water Cycle

Front

What is the process that occurs when water changes from a liquid to a gas?

Back

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

Front

During which stage do clouds form?

Back

Clouds form during the condensation stage of the water cycle.

Front

For condensation to occur, the warm water vapor must...

Back

cool. Cooling of water vapor leads to condensation.

Front

What is the process that occurs when water vapor is cooled and changes from a gas to a liquid?

Back

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

Front

Water that flows back to the ocean is called...

Back

Run-off is the term for water that flows back to the ocean after precipitation.

Front

What is precipitation in the water cycle?

Back

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

Front

What role does the sun play in the water cycle?

Back

The sun provides the energy needed for evaporation, driving the water cycle.

Front

What is transpiration?

Back

Transpiration is the process where plants release water vapor into the air from their leaves.

Front

How does evaporation affect temperature?

Back

Evaporation cools the surface from which water is evaporating, as it absorbs heat.

Front

What is the difference between evaporation and condensation?

Back

Evaporation is the change from liquid to gas, while condensation is the change from gas to liquid.