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Author Question: Earth's inner core is composed of: a. molten lava. b. molten copper and nickel. c. solid basalt. ... (Read 214 times)

penguins

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on: Aug 7, 2018
Earth's inner core is composed of:
 a. molten lava.
  b. molten copper and nickel.
  c. solid basalt.
  d. solid iron and carbon.
  e. solid iron and nickel.

Question 2

Much of what we know about the internal structure and composition of Earth has come from the study of:
 a. satellite imagery.
  b. seismic waves.
  c. volcanic eruptions.
  d. Mars.
  e. deep-ocean sediments.


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ju

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Reply #1 on: Aug 7, 2018
Answer to Question 1

E

Answer to Question 2

B


penguins

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Reply #2 on: Aug 7, 2018
Thank you!


ju

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Reply #3 on: Aug 7, 2018
Always glad to help...


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