Front

What is the water cycle?

Back

The water cycle is the constant movement of water as it evaporates, condenses, and precipitates in different forms.

Front

What is evaporation?

Back

Evaporation is the process where water changes from a liquid to a gas, usually when it is heated.

Front

What is condensation?

Back

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

Front

What is precipitation?

Back

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

Front

What is dew?

Back

Dew is water vapor that has condensed into tiny droplets on cool surfaces, like grass, during the night.

Front

When does water evaporate fastest?

Back

Water evaporates fastest on a hot day because heat increases the energy of water molecules.

Front

What happens to water when it freezes?

Back

When water freezes, it changes from a liquid to a solid, forming ice.

Front

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

Back

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

Front

What is the difference between evaporation and boiling?

Back

Evaporation occurs at any temperature, while boiling happens at a specific temperature when water reaches its boiling point.

Front

What is the term for water vapor?

Back

Water vapor is the gaseous state of water, which is invisible and present in the air.