Question

Define sial sima nife​

Answer 1

Answer:

The uppermost layer of the crust is called sial consisting of silicate and Aluminium (Si =silicate, Al= aluminium). ... The sial is often contrasted to the 'sima,' the next lower layer in the Earth, which is often exposed in the ocean basins; and the nickel-iron alloy core, sometimes referred to as the "Nife".

Explanation:

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Answer 2

Answer:

Sima(silicate and magnesium) is the name of earth's crust. Sial(silicate and aluminium) is the name of crust under the seas and oceans. The outer core is made up of iron and nickel and hence the name nife.

Explanation:

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