The Water Cycle

The water on Earth has existed since...

• Ancient times

• the Middle Ages

• the beginning of time

• the Ice Age

The water cycle is the path that all water follows as it moves around the Earth in different ...

• gases and liquids

• states or phases

• glaciers or rivers

• groundwater and water vapor

Water in its ______ phase is found in oceans, rivers, lakes and underground.

Water vapor is a ___ and it is found in the Earth's atmosphere.

Solid water, or ice, is found in glaciers, snow and at the North and South _____.

The sun heats up water and when it gets hot enough it turns into a gas. This process is called...

• condensation

• evaporation

• precipitation

• infiltration

When plants lose water through their leaves in the form of water vapor. It is similar to evaporation. This process is called ...

• infiltration

• condensation

• transpiration

• precipitation

When water vapor in the air becomes cold and changes back into a liquid. This process is called ...

• precipitation

• condensation

• evaporation

• infiltration

When rain, snow, sleet or hail falls to the ground. This happens when the air can not hold any more water that has been evaporated.

• condensation

• perspiration

• transpiration

• precipitation

When water on the Earth's surface filters through rocks and soil and gathers underground. This process is called...

• perspiration

• precipitation

• infiltration

• transpiration