What is the main impediment to widespread use of geothermal energy to heat and cool buildings?
A. high cost
B. limited geographic availability
C. lack of technological understanding
D. high environmental impact
Answer: A
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True or False: Low viscosity does not favor convection
Indicate whether this statement is true or false.
Why do we know that the geothermal gradient near the surface cannot continue very deeply into
Earth? What will be an ideal response?
A poorly sorted porous rock/sediment is as permeable as a well-sorted porous rock/sediment
Indicate whether the statement is true or false
Which of the following was true of Kekulé's proposal for the structure of benzene?
A) It was readily accepted. B) It was rejected because it was inconsistent with experiment. C) It was not readily accepted since it did not account for the very different reactivity of benzene compared with alkenes. D) It was not readily accepted since it did not account for the known structure of benzene.