Earth's inner core is primarily composed of ____.
A) molten lava
B) molten copper and nickel
C) solid basalt
D) solid iron and carbon
E) solid iron and nickel
Correct Answer:
Verified
Q15: At times in the past, the north
Q16: Continental collision may form rift valleys.
Q17: In general, extrusive igneous rocks are composed
Q18: Every mineral has distinctive and recognizable physical
Q19: Much of what we know about the
Q21: Mafic igneous rocks are _.
A)high in
Q22: The boundaries between sedimentary rocks that represent
Q23: Continental shields are _.
A)coastal mountain ranges
B)large,
Q24: An island arc forms where _.
A)oceanic
Q25: Paleomagnetism helps scientists understand _.
A)the origin
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