What is the result when a cirque on either side of a ridge cuts back to form a sharp-edged pass or saddle?

A. firn
B. tarn
C. bergschrund
D. col
E. arĂȘte


D

Environmental & Atmospheric Sciences

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Which of the following statements about the Colorado River is not true?

a. 14 major dams and reservoirs have been built along the river b. the system has experienced severe drought since 1999 c. it provides resources to people in 7 states d. part of the upper basin originates in the state of Wyoming e. the river still delivers the same amount of water to the sea in the Gulf of California

Environmental & Atmospheric Sciences

The Catholic Church adamantly opposes birth control and abortion

Indicate whether the statement is true or false.

Environmental & Atmospheric Sciences

All of the following are hydrogenous sediments except:

A. manganese nodule. B. stromatolites. C. evaporites. D. halites.

Environmental & Atmospheric Sciences

These pillars are remnants of layers, most of which have been stripped away by wind erosion. If this occurred in less than five years you might reasonably conclude that

A. this area recently has become a productive place to produce agriculture. B. this area was originally a lake. C. there must have been drought, overgrazing, or some short-term climatic change. D. the pillars are remnants of volcanic necks.

Environmental & Atmospheric Sciences