Multiple Choice
Earth is made mostly of metals and rocks.Where did this material come from?
A) It was produced in the Big Bang.
B) It was created by chemical reactions in interstellar space.
C) It was produced by the nuclear fusion in stars that made the heavy elements.
D) It was made by our Sun.
E) It was made by nuclear fission of uranium and other radioactive materials.
Correct Answer:
Verified
Correct Answer:
Verified
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