ENV SCI 11.1 - 11.2 VOCAB

fresh water on Earth’s land surface.

• surface water

• groundwater

• river system

• watershed

As streams and rivers move across

the land, they form a flowing network of water called a

• surface water

• ground water

• aquifer

• river system

The area of land that is drained by a river is known as a

• river system

• aquifer

• watershed

• infiltration

Water that

is found beneath Earth’s surface in the spaces in sediment and rock

formations is called groundwater.

• aquifer

• watershed

• ground water

• infiltration

an underground formation that contains groundwater is called an aquifer.

• groundwater

• aquifer

• river system

is the percentage of the total volume of

a rock that has spaces (pores)

• porosity

• permeability

• recharge zone.

• aquifer

The ability of rock or soil to allow water

to flow through it is called

• porosity

• permeability

• aquifer

• groundwater

An area of Earth’s surface from which water percolates down into an aquifer is called a

• permeability

• porosity

• aquifer

• recharge zone

A very important water resource that is considered during city planning is

• river system

• ground water

• aquifers

• surface water

Around how much of Earth's water is salt water?

• 10%

• 36%

• 75%

• 97%