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