During the ________ era, the westward-moving North American plate began to override the Pacific plate, eventually causing the tectonic activity that ultimately formed the mountains of western North America
A) Mesozoic
B) Paleozoic
C) Cenozoic
D) Precambrian
E) none of the above
A
Environmental & Atmospheric Sciences
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What will be an ideal response?
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A. decrease; decreased B. decrease; increased C. keep the same volume regardless of pressure D. increase; increased
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a. true b. false
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