Key Terms
An underground formation that contains a large volume of water.
Aquifer
This process is not a part of the water cycle.
Biomagnification
Pumping large amounts of water from an aquifer may cause the...water table to rise or the wells in an area to run dry?
Wells in an area to run dry
Process of removing salt from salt water
Desalination
Name one of the three purposes water is used in industry...
Manufacture goods
Dispose of waste
Generate power
The area of land above an aquifer through which surface water percolates.
Recharge Zone
Most of the fresh water on Earth is...frozen or underground?
Frozen in ice caps
Oil pollution in the ocean is mostly caused by...the cumulative effect of small oil spills and leaks on land or decomposed plastic materials?
Cumulative effect of small oil spills and leaks on land
A structure built across a river to control a river's flow
Dam
How much water is needed to manufacture a car?
500,000L or 100,000L
500,000 L
An artificial lake that forms when a river is damned.
Reservoir
This process is not used in a conventional method of water treatment...aeration or percolation?
Percolation
Thermal pollution has a harmful effect on aquatic environments because...it reduces the amount of dissolved oxygen in aquatic environments or it decreases the nutrient levels in aquatic environments?
It reduces the amount of dissolved oxygen in aquatic environments
Safe to drink water
Potable
How does water get beneath Earth's surface after it rains?
It percolates through the soil.
Water that contains wastes from homes or industry.
Wastewater
This is not an example of point-source pollution...water runoff from residential lawns or oil that is escaping from a damaged tanker?
Water runoff from residential lawns
The following are advantages of these...Provide electricity and drinking water and Reduce flooding
Organisms that cause illness or disease
Pathogens
Water stored in sediments and rocks beneath Earth's surface is called...
ground water
The process by which pollutants become concentrated at successive levels of the food chain.
Biomagnification
This pollutant causes artificial eutrophication...heavy metals from unlined landfills or inorganic plant nutrients from wastewater and fertilizer runoff?
Inorganic plant nutrients from wastewater and fertilizer runoff
The following are disadvantage of these disrupt the ecosystem, deprive land of fertile sediments and displace people.
Disadvantage of dams
The percentage of the total volume of a rock that has spaces from one pore space to another
Porosity
The level where rocks and soil become saturated with water is called...
water table