Across
- 3. an instrument used to detect and record earthquakes.
- 4. two plates move toward each other.
- 6. is the solid, outer part of the Earth.
- 7. zones, places where the seafloor is forced under continental plates.
- 10. is an underwater mountain range, formed by plate tectonics.
- 11. This type of heat transfer is called.
Down
- 1. scientist who first proposed the theory that the continents drifted.
- 2. made of rock or ices are generally the largest and most massive layer of the planetary body.
- 5. a sudden and violent shaking of the ground.
- 8. where plates slide sideways past each other.
- 9. are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.
- 10. the thin part of the earth's crust located under the ocean.