Plate Tectonics

2. Where the ocean floor sinks beneath a deep ocean trench and back to the mantle
3. A central point where earthquakes start
6. The record of earthquakes seismic waves
8. A decrease in volume of any object resulting from applied stress
10. A force that changes shape or volume on rock
12. Breaks in earth's crust where rocks have slipped past each other
13. Heat transfer between materials that are touching
15. Hot molten rock which was from a erupted volcano
16. A force that pulls on rock and thins rock
17. A molten mixture of rock-forming substances, gases, and water from the mantle
18. An instrument that records and measures seismic waves of an earthquake

1. A mountain that forms in Earth's crust when molten material, or magma reach the surface
3. Any trace of an ancient organism that has been preserved in rock
4. Broken into pieces separated by cracks
5. The point on the earth's surface above the focus
7. A sudden violent shaking which destroys earth
9. A supercontinent that existed millions of years ago
10. Change of shape without change of volume
11. A large area of elevated land above sea level
14. The measure of how much mass there is in a volume of substance