Using the Richter magnitude scale, a 3.0 magnitude earthquake releases about ____ times the energy as a 2.0 magnitude earthquake
a. ?1.5
b. ?2
c. ?32
d. ?10
e. ?100
ANSWER: c
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Which of the following statements about underground contaminants is false?
a. Degradable organic wastes do not decompose as rapidly underground as on the surface. b. There is little dissolved oxygen to aid in degradation of wastes. c. Waste products are diluted and dispersed quickly in underground aquifers. d. It can take hundreds to thousands of years for contaminated groundwater to cleanse itself of degradable wastes. e. In some coastal areas, groundwater has been contaminated by saltwater intrusion.
Oil shale is a rock that contains clay particles, carbonate minerals, and kerogen
a. True b. False
What is the difference between a wave of oscillation versus a wave of translation? What will be an ideal response?
Rock breakwaters will produce erosion of beaches on the lee side of the breakwater
Indicate whether the statement is true or false