4th quarter Science part 2

What are the 3 layers of the earth?

Identification:

It is the hottest and innermost layer of the earth

Identification:

It is solid due to very high pressure and the outer core is molten with minor elements like silicon, oxygen and sulfur. This layer is composed of solid iron and nickel.

Identification:

This layer is second largest layer made up of liquid iron and nickel.

Identification:

This layer stretches up to 3000 km which makes it the thickest layer of the Earth.

Identification:

It is the outer most and thinnest layer of the earth comprises solid rock and is divided into tectonic plate.

Identification:

This layer of the Earth is where earthquakes primarily occur.

Identification:

The boundary between the crust and upper mantle.

Identification:

The semi-fluid layer found in the mantle.

Identification:

It tends to be much older than oceanic crust and it is the thickest crust