Which property of waves has been most important in allowing seismologists to identify the boundaries of the inner core/outer core and the outer core/mantle?

A) wave reflection
B) wave amplitude
C) wave velocity
D) wave refraction


Answer: D

Environmental & Atmospheric Sciences

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Many oil reserves are located far away from the urban areas requiring these reserves. A major oil spill associated with the transporting of oil was ________

A) Alaska Monitor B) America Trader C) Exxon Valdez D) Prestige E) Deepwater Horizon

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Volcanoes are generally not preserved in the geologic rock record as they are eroded away. However, the various materials erupted from volcanoes are often found preserved in the rock record

How could you infer what type of volcano erupted in a given area based on the type of volcanic deposits now found as layers of rock? Give specific examples and briefly discuss if some materials may be linked to different types of volcanoes. What will be an ideal response?

Environmental & Atmospheric Sciences

Geologically speaking, the continents began forming relatively recently

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Which of the following may indicate the presence of a fault scarp?

A. Freshly exposed, generally linear feature with little/no vegetation. B. A "step" in the landscape. C. Break in a slope along a hillside. D. All of these can indicate the presence of a fault scarp.

Environmental & Atmospheric Sciences