Groundwater

Groundwater

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Multiple Choice

What percentages of the freshwater on Earth is groundwater?

• 2.5%

• 3%

• 30.1%

• 68%

Multiple Choice

What is groundwater?

• Any water found on the ground

• Any water found on or in the ground

• Any water found below the surface of the ground

Multiple Choice

How does water added to groundwater?

• When it infiltrates, percolates, or soaks into the ground

• When it rises up from deep down in the Earth

• From underground lakes

Multiple Choice

Which of the following set of conditions would allow water to infiltrate the easiest?

• Heavy rain on concrete or clay

• Light rain on gravel or loose soil

• Light rain on clay

• Heavy rain on gravel or loose soil

Multiple Choice

Which of the following would be an example of an impervious surface?

• Loose soil

• Gravel

• Concrete

• Mulch

Multiple Choice

Which of the following is found above the water table?

• Saturated Zone

• Unsaturated Zone

Multiple Choice

In which situation would the water table be the closest to the surface?

• When there is a lot of rain on the top of a hill

• When there is a lot of rain on the bottom of a hill

• When there is a lot of rain on the side of a hill

• When there is very little rain on the bottom of a hill

Multiple Choice

How are caverns and sinkholes formed?

• When carbon dioxide mixes with water to form carbonic acid which dissolves limestone rock

• When oxygen mixes with carbon dioxide to form carbonic acid which dissolves limestone rock

• When carbon dioxide mixes with water to form carbonic acid which dissolves granite rock

Multiple Choice

Which condition allows groundwater to flow easily?

• When there are no pores in the ground material

• When there are many pores that are not connected in the ground material

• When there are lots of pours that are connected in the ground material

Multiple Choice

Which of the following are associated with places where groundwater becomes surface water?

• Springs

• Wetlands

• Ponds or Lakes

• All of the previous

Multiple Choice

Which of the following does not contain groundwater?

• Unconfined aquifer

• Confined aquifer

• Aquiclude

• All of the previous

Multiple Choice

Which of the following is found above an aquiclude?

• Confined aquifer

• Unconfined aquifer

Multiple Choice

How are unconfined aquifers recharged?

• Rainwater

• Deepwater wells

• Underground lakes

Multiple Choice

Which of the following is found below an aquiclude?

• Confined aquifer

• Unconfined aquifer

Multiple Choice

In which of the following cases can groundwater be naturally removed from an aquifer?

• Transpiration by plants

• Evaporation from the soil

• When the water table intersects with the surface

• All of the previous