The diameter of the core is about …………… km.

1. 5000
2. 6000
3. 7000
4. 8000

Name the layer of the earth that is fragile as compared to the rest of the layers of the earth. Different theories suggest that this layer undergoes changes to give earth a new shape.

1. Mantle
2. Core
3. Crust
4. Asthenosphere

What are the consequences of the pressure and temperature in the interior of the earth?

How do the meteorites help scientists to know about the interior of the earth?