Physical Geography

Earth Science

The Structure Of The Earth


Parent / Teacher Guide


To create a foundation knowledge of the Earth's structured composition as a basis for further work on Plate Tectonics, Continental Drift, Vulcanics and Earthquakes.



The student should learn about:

(a) The age of the Earth;

(b) Why the Earth has a layered structure;

(c) The composition of the crust, mantle and core;

(d) Convection cells, and their movement.



The student should have knowledge and understanding of:

(a) The age and origin of the planet;

(b) The composition and characteristics of the crust, mantle and core;

(c) Key terms SIAL and SIMA;

(d) The process of convection.

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