The long profile of a glaciated valley floor is ________
A) a smooth curve
B) irregular
C) logarithmic
D) steep
E) flat
Answer: B
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Acid deposition is best classified as a
a. local problem b. state problem c. regional problem d. national problem e. international problem
Which of the following is a good example of a physical entity that is a hazard to public health?
A) In much of the United States, mosquitoes are known to transmit West Nile virus to people. B) The use of condoms is known to reduce the risk of most sexually transmitted diseases. C) An earthquake kills more than 200,000 people in Haiti and destroys countless homes, roads and buildings. D) Levels of mercury in some lakes result in dangerous levels of mercury found in fish sold to consumers.
Soils in the western United Sates are often classified as:
a. bauxites b. laterites c. pedalfers d. pedocals
Any volcanic mud or debris flow is called a(n) _______________ by volcanologists
Fill in the blank with correct word.