Question

Outer core is composed of liquid metallic materials like and
A) Silica & Nickel
B) Magnesium & Nickel
C) Iron & Aluminium
D) Iron & Nickel​

Answer 1

Answer:

A is the answer

Explanation:

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Answer 2

Answer:

The outer core, about 2,200 kilometers (1,367 miles) thick, is mostly composed of liquid iron and nickel. The NiFe alloy of the outer core is very hot, between 4,500° and 5,500° Celsius (8,132° and 9,932° Fahrenheit)