Plate motion

3. the slow pulling apart of land that is caused by plate movement
5. The layer of soft, solid rock underneath earths plates
7. to examine in detail for a purpose
10. A long deep indentation in the ocean floor
12. evidence of life from the past, such as fossilized bones, footprints, or leaf prints
13. moving apart in different directions
16. a shaking of earths surface
17. made of hard solid rock
18. any of the many processes in which lava gas and ash are pushed out on the surface of earth
19. the sudden pushing out of something, such as lava from a volcano

1. observed to be over and over again
2. the outside or top layer of something
4. a natural spring that sends hot water and steam suddenly into the air from a hole in the ground
5. when do water mountain range formed when two plates move apart
6. The place where two plates meet
8. moving toward the same plate
9. a diagram that shows what inside of something looks like
11. A large section of hard solid rock that make up earths outer layer
14. a feature that forms on the surface of a planet, such as a mountain, channel, or sand dune
15. hot liquid rock below the surface of Earth