The cores of the earth are called nife because these consist of__________?
Correct answer: A. Nickel and ferrous
- A. Nickel and ferrous
- B. Nickel and Magnesuim
- C. Nickle and Silicon
- D. None of them
Explanation
NIFE combines the symbols or roots for nickel and ferrum, the Latin word for iron. It is a traditional term for the mainly nickel-iron composition attributed to Earth's core.
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