Chapter 13

3. one of the three main types of heat transfer in liquid (magma)
4. Two (or more) tectonic plates or fragments of the lithosphere move toward one another and collide.
6. A sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action.
9. The theory of plate movement.
12. Formed on a divergent plate boundary, a crustal extension, a spreading apart of the surface.
13. Are bounded on all sides of major faults
15. Single giant continent.
16. Places where two plates meet one another.
17. A bunch of Volcanoes and earthquake spots located along the plate boundary
18. A major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.

1. A mountain or hill,having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
2. Proposed theory by Wegener
5. A long narrow hilltop, mountain range, or watershed.
7. About 100km thick. (ch.13 notes)
8. Two tectonic plates that are moving away from each other.
10. Ancient continental cores
11. Plates moving past each other.
14. The amount of heat from the lithosphere heating the ocean floor.