Question 1 of 6
Basic

What happens if groundwater is depleted too fast?

Question 2 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 3 of 6
Basic

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

Question 4 of 6
Basic

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

Question 5 of 6
Basic

The rainwater which becomes new groundwater is called what?

Question 6 of 6
Basic

Is climate change a significant problem for our groundwater?

Question 6 of 6
Basic

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1: What happens if groundwater is depleted too fast?
The land subsides and a shallow lake forms
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1: What happens if groundwater is depleted too fast?
The land subsides and dries out
1: What happens if groundwater is depleted too fast?
Water pressure drops, but in principle the aquifer is always there
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2: 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
2: 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
2: 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
3: Which conditions give water the best cleaning effect on the way to becoming groundwater?
Fast travel time through the subsurface
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3: Which conditions give water the best cleaning effect on the way to becoming groundwater?
Slow travel time through the subsurface
3: 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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4: 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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4: 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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4: When bacteria in the soil interacts with organic compounds in the water, what are they broken down into?
Pure water and CO2
5: The rainwater which becomes new groundwater is called what?
Discharge
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5: The rainwater which becomes new groundwater is called what?
Replenish
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5: The rainwater which becomes new groundwater is called what?
Recharge
6: Is climate change a significant problem for our groundwater?
No
6: Is climate change a significant problem for our groundwater?
Yes
6: Is climate change a significant problem for our groundwater?
We won't know for 40 to 50 years