Across
- 3. Areas between two crustal plates that are moving past each other in opposite directions or at different speeds.
- 8. The surface of the Earth's crust found underneath the oceans, forming the ocean floor.
- 10. A term used to describe a liquid substance (eg rock, glass or metal) formed by heating a solid.
- 11. When two tectonic plates move towards one another. The oceanic crust is forced to sink back into the mantle, whilst the continental crust rises above. Volcanoes and earthquakes are found here.
Down
- 1. An area where two tectonic plates are moving away from one another.
- 2. Molten rock that is released from the Earth's core in a volcano or fissure.
- 4. When one crustal plate is forced beneath the other.
- 5. Something that is partly melted.
- 6. Belonging to a continent, eg Africa, Asia, Europe.
- 7. Occurs when older, denser tectonic plates sink into the mantle, pulling newer and less dense sections of plate along behind.
- 9. The outermost layer of the Earth.