1). the upper most layer of the earth is called
2). is made of dense rock
3). is the centre of the earth
Answers
Answer:
the answer is no. 3 ....
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Answer:
1. Earth's outermost, rigid, rocky layer is called the crust. ...
Together the uppermost mantle and the crust act mechanically as a single rigid layer, called the lithosphere.
2. The mantle is composed of very hot, dense rock.
This layer of rock even flows like asphalt under a heavy weight.
This flow is due to great temperature differences from the bottom to the top of the mantle.
The movement of the mantle is the reason that the plates of the Earth move!
3. From the centre out, the Earth is made up of the core (made up of the inner core and another layer called the outer core), with the mantle wrapped around the core and then the crust wrapped around the mantle.
The middle of the sphere of Earth is a solid ball of hot metal, mostly iron.