Megathrusts between subducting oceanic crust and an overriding plate are a potential source of tsunamis because ________
A) the earthquakes on these faults are underwater and could displace large amounts of water from the oceans
B) the earthquakes on these faults are underwater and could release large amounts of water from the asthenosphere
C) oceanic crust is "thrust" over the continent along a megathrust so that forces the land downward producing a tsunami
D) one side of the fault is on land and the other is underwater so an earthquake could cause a landslide or tsunami depending on which side moved
A
You might also like to view...
The earliest known hominid fossils are from rocks that are ____
a. 1.5 million years old b. 700,000 years old c. 10,000 years old d. 7 million years old e. 4 million years old
Suppose the engine of a miracle car has a 100% efficient engine. It burns fuel with an energy content of 40 MJ/L. The average retarding force along a road is 1000 N. What distance can the car cover for one liter of fuel burned?
A. more than 50 km. B. 30 km. C. 50 km. D. 40 km. E. not enough information
Economic development that meets the needs and aspirations of the present without compromising the ability of future generations to meet their needs is the classic definition for
A) carrying capacity. B) ecological footprint. C) sustainable development. D) Reaganomics. E) the Human Development Index.
Compare and contrast detrital and chemical sedimentary rocks. Provide specific examples of
each group. What will be an ideal response?