Earth's Water

Gravity affects these parts of the water cycle except:

• transpiration

• precipitation

• runoff

• infiltration

How much of Earth's water is salt water?

• 82%

• 97%

• 58%

• 30%

Most of Earth's fresh water is found in:

• glaciers

• underground

• rivers

• the ocean

All of these are main ways that humans use water EXCEPT:

• municipal

• industrial

• agricultural

• conversational

An artificial channel used to carry water great distances.

• aqueduct

• aquifer

• aquaculture

• reservoir

An artificial lake where water is stored. Usually created by a dam.

• reservoir

• aqueduct

• watershed

• reservation

An area of land that channels its precipitation and runoff into streams, rivers, lakes, and eventually the ocean.

• watershed

• aqueduct

• reservoir

• infiltration

A measure of the amount of water used to produce goods and services.

• water footprint

• water mark

• watershed

• wastewater

Water that contains waste from homes, companies, and factories.

• wastewater

• water footprint

• combined sewer

• evaporation

Underground tunnels that carry wastewater.

• sewer

• reservoir

• aqueduct

• watershed