Why is groundwater in an aquifer a nonrenewable resource?
A. Once water is pumped out, it can never refill the aquifer because the rock changes its porosity.
B. The water in an aquifer comes from ancient seas trapped underground.
C. It can take thousands of years for rainwater to percolate downward to recharge the aquifer.
D. It is vanishing from earth for no apparent reason.
Answer: C
You might also like to view...
The orientation of charts that placed north at the top and east was on the right was done by:
A) Claudius Ptolemy B) Eratosthenes C) Hypatia D) Hipparchus
An argillic soil horizon is enriched in clay moved from the A horizon
Indicate whether the statement is true or false
How has the distribution of fossil fuels in Southwest Asia and North Africa affected economic development and standards of living in the area? Use specific examples in your answer
What will be an ideal response?
At the 2008 Olympics the Ethiopian runner Kenisa Bekele won 1.00 x 10^4 meter run in 27 minutes, 1.17 seconds. What is this speed in miles per hour? [1 mile = 1.609 km]
A) 1.38 mph B) 2.30 mph C) 12.3 mph D) 13.8 mph