Across
- 3. This crust lies under the oceans.
- 8. The supercontinent.
- 9. This crust lies under the continents.
- 12. Internal forces, e.g. moving magma.
- 13. Thickest layer of the earth.
- 14. It includes the Earth's crust and the rigid upper mantle, it is 150 km in depth.
- 15. The layer which is in a liquid state and is mainly made up of iron.
Down
- 1. The plate on which Irealnd lays.
- 2. Outermost layer of the earth.
- 4. Surface forces, e.g. denudation.
- 5. currents The movement in the mantle which causes plates to move.
- 6. It includes the lower mantle and the lithosphere floats on top of it.
- 7. The boundary between the Earth's crust and the mantle.
- 8. Large ridge sections of the Earth's crust.
- 10. When the edges of continents fit together.
- 11. Hottest layer of the earth.