Across
- 5. rages A line of mountains connected by high grounds.
- 7. a violent shaking of the ground.
- 8. the side and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
- 9. any of the worlds main continuous expanses of land
Down
- 1. A plate boundary is a three-dimensioal surface
- 2. a long narrow ditch
- 3. the point of the earths surface vertically above the focus of an earthquake.
- 4. A mountain or a hill that has a crater or a vent which lava are being or have been erupted from the earths crust.
- 6. masive slab of solid rockmade up of the earth's lithosphere.