Across
- 3. gigantic wave caused by earthquake on the ocean floor
- 4. counter-clockwise movement of Earth giving us day and night
- 6. plate boundaries moving together
- 8. where earthquake begins in the mantle
- 9. Line extending from north to South Pole
- 11. the second wave to reach the seismic station
- 19. where Europe and North America are moving away from one another
- 20. when contour lines are close together
- 21. plate boundaries moving apart
- 22. the first wave reaching seismic station
- 23. There are 24 that divide the day for our Earth
- 24. International Date Line (180 degrees)
Down
- 1. place inside Earth where p and S waves cannot travel
- 2. Line parallel to the equator goes from 0 to 90 degrees north and south
- 5. Line that illustrates an equal value of some property
- 7. where Hawaiian islands were formed
- 10. Meridian 0 degrees longitude; cuts through London
- 12. energy released when crust moves
- 13. where earthquake hits on surface of Earth
- 14. place where old oceanic crust is pushed down into mantle
- 15. How far Earth rotates in one hour
- 16. needed to determine location of epicenter
- 17. the space between two contour lines
- 18. 0 degree latitude