Structure Of The Earth

Question 1

Crust

Answer 1

The crust is a Solid layer of rock
on the surface of the planet. The
thickness varies between 3 and 50 miles

Question 2

Mantle

Answer 2

TheMantle is a semi-liquid layer of magma , or molten rock, that moves due to convection Current.

Question 3

Outer Core

Answer 3

The liquid part of the core which has a similar Composition to the inner core

Question 4

Inner core

Answer 4

The inner core is the solid part at the centre of the Earth. It is made of iron and nickel and has temperatures reaching 5, 500 °C