Across
- 3. touching materials that transfer heat.
- 5. molten material above earth's crust.
- 8. where old crust goes.
- 10. conveyor belt
- 12. heating and cooling of a liquid.
- 13. of fire a chain of volcanoes
- 15. constantly transfers heat through the air.
Down
- 1. long chains of mountains.
- 2. the movement of the continents.
- 4. the addition of new crust.
- 6. an area where magma cuts through the crust.
- 7. how much mass an object takes up.
- 9. heat movement by liquid.
- 11. a opening in the crust where magma shoots out.
- 14. molten material under earth's crust.