EnvSci Water Resources

In the United States, what is the greatest use of freshwater?

• Agriculture--watering crops

• Drinking water by humans

• Bathing and washing

• Industrial water uses

Which of the following is surface water?

• Rivers, lakes, and streams

• Oceans, bays, and seas

• Aquifers and wells

• All of the above

Which of the following is saltwater?

• Rivers, lakes, and streams

• Oceans, bays, and seas

• Aquifers and wells

• All of the above

What is an area of land that drains off into a common outlet, like a large river or the ocean?

• Aquifer

• Watershed

• Groundwater

• Tributary

What is water that is below the surface of the earth, in the crust?

• Groundwater

• Surface water

• Marine water

• Precipitation

What is a layer of permeable underground rock or sediment through which groundwater moves?

• Aquifer

• Watershed

• Groundwater

• Tributary

What is the uppermost level of groundwater?

• Water table

• Water shelf

• Water layer

• Water zone

What is the place where precipitation and runoff water enters an aquifer?

• Recharge zone

• Water table

• Permeable zone

• Pollution zone

If pollution gets into groundwater, what is the problem?

• It takes hundreds or thousands of years to drain out.

• It clogs the groundwater, water will not flow.

• It makes the groundwater move faster through the aquifer

• It has nowhere to go.

What is a pipe or hole that is drilled into groundwater?

• Well

• Tributary

• Aqueduct

• Reservoir