Across
- 5. separation of layer on planets
- 7. motion of plates over the mantle
- 9. the outer layer of earth
- 13. rocks formed by the deposition and cementing by fine grains
- 14. a unit of measure that equal 1000 meters
- 15. the magnetic field around the earth
- 16. studying of rock on earth
- 17. the center of earth
- 18. waves of energy released by earthquakes
Down
- 1. The circler motion were hot air rise and cold falls
- 2. a type of igneous rock that makes up earths crust
- 3. the movement of a tectonic plate into the mantle under another plate
- 4. rock produced under high temp and pressure
- 6. The largest part of earth interior
- 8. instrument used to record the ground during an earthquake
- 10. rock produced by the cooling of lava
- 11. when seismic waves bend
- 12. rocks formed from the cooling from a molten state