Across
- 2. molten rock generated by geothermal energy
- 4. the shaking of the surface of the earths crust
- 6. the theory that the Earth's continents have moved over geologic time
- 9. hot fluid within the earth's crust
- 10. a super continent that existed long ago
- 11. volcanic regions thought to be fed by underlying mantle
- 12. plate boundaries that usually push up against each other
Down
- 1. igneous rock formed from lava exposure
- 3. the upper layer of the earths mantle
- 5. Mountain formed mainly by the effects of folding on layers within the upper part of the Earth's crust.
- 7. the bottom layer of the earths mantle
- 8. a plate boundary where plates slide past each other in opposite directions