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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