Question 1 of 6
Basic

What do we call the water-bearing layer underground?

Question 2 of 6
Basic

When bacteria in the soil interacts with organic compounds in the water, what are they broken down into?

Question 3 of 6
Basic

The rainwater which becomes new groundwater is called what?

Question 4 of 6
Basic

What do we call the visible area from which the aquifer gets new water over time?

Question 5 of 6
Basic

In the example given in the course, how many years will it take potentially for the effects of surface pollution to show up in drinking water?

Question 6 of 6
Basic

Which conditions give water the best cleaning effect on the way to becoming groundwater?

Question 6 of 6
Basic

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1: What do we call the water-bearing layer underground?
An aquifer
1: What do we call the water-bearing layer underground?
A water tank
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1: What do we call the water-bearing layer underground?
A well
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2: When bacteria in the soil interacts with organic compounds in the water, what are they broken down into?
Pollutants in the water
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2: When bacteria in the soil interacts with organic compounds in the water, what are they broken down into?
Nothing - this process happens on the surface
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2: When bacteria in the soil interacts with organic compounds in the water, what are they broken down into?
Pure water and CO2
3: The rainwater which becomes new groundwater is called what?
Discharge
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3: The rainwater which becomes new groundwater is called what?
Replenish
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3: The rainwater which becomes new groundwater is called what?
Recharge
4: What do we call the visible area from which the aquifer gets new water over time?
Surface water source
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4: What do we call the visible area from which the aquifer gets new water over time?
The recharge area
4: What do we call the visible area from which the aquifer gets new water over time?
The watershed
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5: In the example given in the course, how many years will it take potentially for the effects of surface pollution to show up in drinking water?
4 to 5 years
5: In the example given in the course, how many years will it take potentially for the effects of surface pollution to show up in drinking water?
Over a thousand years
5: In the example given in the course, how many years will it take potentially for the effects of surface pollution to show up in drinking water?
40 to 50 years
6: Which conditions give water the best cleaning effect on the way to becoming groundwater?
Fast travel time through the subsurface
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6: Which conditions give water the best cleaning effect on the way to becoming groundwater?
Slow travel time through the subsurface
6: Which conditions give water the best cleaning effect on the way to becoming groundwater?
There is no cleaning effect through the subsurface
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