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Structure of the Earth

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A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.

The structure of the Earth
The different layers of the Earth. This includes the processes that lead to movement of the mantle. We look at how the crust is split into tectonic plates and how these move. We also look at the effect of this movement.
- State the names of the different layers of the Earth.
- State the relative sizes of the different layers.
- Describe how the crust is cracked into tectonic plates and describe how the plates move.
Plate Tectonics - Heat Moves Matter
How the plates of the earth make volcanoes, earthquakes, and new mountains?

What Causes Earthquakes?
How the earth's plates move, and what that does to the continents above? Pangea The History of the Continents Continental drift - how the continents formed from the supercontinent Pangaea.

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