What is the main problem that has developed in the Ogallala aquifer?
A. Precipitation is heavier to the east, causing tilting of the entire formation.
B. It has become contaminated with radioactive waste from the Chernobyl accident.
C. Overpumping may cause southern parts of the aquifer to go dry in the next 100 years.
D. None of these choices are correct.
Answer: C
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The sustained heat within the Earth's interior is attributed to:
A) Radioactive Decay B) Conduction C) Convection D) Isostatic Equilibrium
Why is ice effective at cooling drinks?
A) The sensible heat loss of water B) The heat capacity of water C) The latent heat of fusion D) The diffusion of heat energy
Explain why a rising parcel of air expands and cools, while a sinking parcel is compressed and warms.?
What will be an ideal response?
Proven environmental impacts of the transmission of electricity have been associated with intermittent ________
A) use of PCBs in transformers B) air pollution surrounding coal mining C) radioactive effects of electricity D) electromagnetic fields E) use of heavy metals in transmission lines