Answer: Alaska, Yukon territory, British Columbia, Washington,Oregon, Idaho,Nevada, Wyoming, Utah, and Colorado.
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Answer:
450
Explanation:
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Answer:P and S waves do refract more abruptly when they pass through the major transition zones separating the layers of the Earth. ... The Moho shows up in seismic data as a distinct change in wave speed due to a change in density of the rock across this boundary.
Explanation:
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