Freshwater Review

Front

How many river basins are in North Carolina?

Back

17

Front

The ability of a liquid to flow through a substance is called?

Back

Permeability

Front

A hole dug into an aquifer to reach groundwater is called?

Back

a well

Front

2/3 of freshwater on Earth is 'locked away' in what water source location?

Back

ice and glaciers

Front

How do aquifers get recharged/refilled?

Back

Precipitation that percolates down through the soil.

Front

What is an aquifer?

Back

A geological formation that can store and transmit groundwater.

Front

What is the water table?

Back

The upper surface of the zone of saturation where groundwater is found.

Front

What is porosity?

Back

The measure of how much empty space is in a material, allowing it to hold water.

Front

What is the difference between an aquitard and an aquifer?

Back

An aquitard restricts water flow, while an aquifer allows water to flow freely.

Front

What is groundwater?

Back

Water that is found underground in the cracks and spaces in soil, sand, and rock.