A rock that behaves brittley will ________ when stresses are greater than its strength.
A. expand
B. flow
C. fracture
D. shrink
E. fold
Answer: C
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In this diagram, water velocity downstream generally
A) decreases.
B) remains the same.
C) increases.
D) There is no way to tell because discharge cannot be determined.
The most rapidly increasing cultural risk to health in most developing countries is
A) lack of exercise. B) poor nutrition. C) the use of tobacco. D) consumption of alcohol.
China's one-child policy was adopted because
A) contagious disease was rampant in the 1970s and fewer people meant less contagion. B) it was clear the nation could not live within the limit of its resources if the population continued to grow. C) there were too few jobs and too many people. D) the fertility rate was too low and the nation needed more people to populate vacant lands.
The effects of increased confining pressure upon rock deformation include:
a. a change to brittle behavior b. a decrease in strength c. more rapid deformation d. none of the above