The solution of calcite in a limestone supplies substantial amounts of ________ to ground water.
A. bicarbonate ions in solution
B. an acid
C. calcium ions in solution
D. both calcium ions in solution and bicarbonate ions in solution
E. All of the choices are correct.
Answer: D
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How far does a a fault move during a large earthquake?
How far does a a fault move during a large earthquake?
- 1-5 meters
- 1-5 centimeters
- 1-5 kilometers
Rocks change from brittle to ductile behavior in a strength test if:
a. confining pressure is increased b. temperature is decreased c. strain rate is increased d. confining pressure is decreased
All of the following are forces driving the growth of services EXCEPT
A) rising incomes. B) demand for health care and education. C) the growth and complexity of the public sector. D) exports of services. E) internalization of services.
Briefly explain the concept of plate tectonics and why it is important for the study of geography
What will be an ideal response?