Presentation1
- 4. Earth has been divided into focus
layers. That are crust, Mantle,
Outer core and Inner lose
- 5. Outer layer of the earth is the
crust. It make up with continents
and ocean floors. Depth of crust is
up to 40 km.
- 6. Second layer of the earth is Mantle.
Upper portion of mantle include
plates. Depth of mantle is 40 to
2900 km.
- 7. Lower mantle is followed by the
core. This part is made up of
mainly rocks formed by nickel and
iron
- 8. Core has two parts, an outes core
and an inner core. Outer core is in
molten state, inner core is in solid
state.
