Across
- 3. - the center of the Earth
- 4. - spews out of a volcano
- 5. - point of origin of an earthquake
- 7. - study of the history of rocks
- 8. - the place in the earth's crust where an earthquake originates
- 9. - piece of the Earth’s crust floating on the mantle
- 11. - Everest is one of these
- 12. - instrument to read earthquakes
- 17. - first era of the Earth “the age of early life”
- 18. - patterns of temperature and precipitation over time
- 19. - below the lithosphere and is very hot
Down
- 1. -it is a method of heat transfer
- 2. - crystallized molten rock
- 3. - what humans breathe out
- 6. - microorganism capable of photosynthesis
- 10. - a time span of millions of years
- 12. when an oceanic plate runs underneath runs underneath a continental plate
- 13. - Carries the destructive force of an earthquake
- 14. - first sign of an earthquake on a size seismograph
- 15. - Earth’s first supercontinent
- 16. - The hard solid part of the earth's crust above the asthenosphere