Moment magnitude measures:
a. energy released in a volcanic eruption.
b. energy released in an earthquake.
c. distance between an earthquake's epicenter and focus.
d. damage done by a volcanic eruption.
e. damage done by an earthquake.
B
You might also like to view...
What texture is displayed by the igneous rock in this photograph?
A. glassy B. porphyritic C. vesicles D. breccia E. None of these choices are correct.
Research by Thomas Homer-Dixon, director of Canada's Trudeau Centre for Peace and Conflict Studies, has revealed a strong correlation between growing scarcities of resources and ____.
A. economic growth B. civil unrest and violence C. demands for increased regulation D. high immigration rates E. investment by foreign companies
Which of the following is an example of an autotroph (producer)?
a. fungus b. plants c. minerals d. mammals
The major difference between breccia and conglomerate is
A. rounding of the grains B. composition of grains C. size of grains D. All of these choices are correct.