Across
- 4. thicker line that marks every 5th contour line
- 6. tectonic plates that lie under landmasses
- 7. circular movement rising of hotter less dense fluid
- 8. Physical features of the Earth's surface
- 10. Photos taken of Earth from space
- 14. Map that shows the shape and elevation of the land surface using contour lines
- 16. process that breaks rocks in smaller pieces
- 17. Supercontinent that incorporated the landmasses on Earth
- 19. Study of different kinds of Earths science
- 20. A process when you remove and transport sediment
- 21. second theory of earths surface
Down
- 1. Formed by divergent boundaries
- 2. When two plates move away from each other
- 3. huge pieces of lithosphere and slowly move apart
- 5. Plates that are at the bottom of the ocean
- 9. Study of Earths surface and physical features
- 11. The distance above sea level
- 12. when two plates move towards each other
- 13. Amount of matter in a given space
- 15. lines on a map that connects points with the same elevation
- 18. theory describing the history of earths surface