Question

What are the layers in the internal structure of the earth?

Answer 1

Answer:

1. crust
2. mantle
3. earth's inner core

Answer 2

Ans. The layered structure of the earth has been known on the basis of variation in temperature, pressure and  the density of the material in the interior. The behaviour in the earthquake shock waves travelling from the  center of their origin in all directions has been much helpful to this end.