Across
- 7. Any trace of an organism that is preserved in rock.
- 10. Earth's lithosphere separated by cracks.
- 11. A molten mixture of rock.
- 12. The amount of mass in an object.
- 13. The shaking of the Earth.
- 15. Heat transfer through the movement of a fluid.
- 16. an instrument that records and measures an earthquake's seismic waves.
- 18. Heat transfer through contact between objects.
- 19. a number that geologists give to an earthquake based on the size.
- 20. When plates move apart.
Down
- 1. Breaks in Earth's crust where rocks moved past eachother.
- 2. The transfer of heat through rays.
- 3. When plates move together.
- 4. A mountain that forms in the Earth's crust when molten material reaches the surface.
- 5. A string of islands created by volcanoes.
- 6. When plates slide past eachother.
- 8. A force that changes rock.
- 9. when magma reaches the surface.
- 14. Major belt of volcanos.
- 17. Earth's supercontinent.
