5th grade science, unit 3!

2. the boundary between two tectonic plates that are sliding away from each other.
4. the point on Earth's surface directly above the focus of an earthquake.
5. a shaking of Earth's surface that can cause land to rise and fall.
6. the thin outer layer of the earth.
7. a break in the Earth's crust where rock on one side moves in regulation to rock on the other side.
9. is the molton rock that erupts from the volcano along with ash and hot gases.
13. the boundary between two tectonic plates that collide with each other.
16. scientist that studies earthquakes.
18. moving weathered rock/sediment from one place to another.
20. the liquid rock below Earth's surface.
21. the boundary between two tectonic plates moving away from each other.

1. the theory that the Earth's crust is divided into plates that are always moving.
3. thick layer of earth beneath the crust.
8. the process of rock breaking apart.
9. natural land shape or feature.
10. measure the magnitude of an earthquake on a scale of 1-10.
11. the dropping of weathered rock by wind or moving water.
12. scientist that studies volcanoes
14. the strength of an earthquake.
15. a place where hot gases, smoke, and melted rock come out of the ground onto Earth's surface.
17. the layer of earth extending from Earth's center to the bottom of the mantle(metallic).
19. very small pieces of rock.