Question

Which layer is having a radius of about 3500km ? *

Answer 1

Answer:core

Explanation:The innermost layer of the earth namely, the core has a radius of 3500 km. The main minerals found in the core are nickel and iron which together are called nife. NI for nickel and FE for ferrous that is iron. The inner core has extreme heat and pressure. The earth’s magnetic field is in this layer.

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Answer 2

Answer:

SECOND LAYER OF EARTH THAT IS "MANTLE"

Explanation: