Across
- 5. crack in Earth's crust
- 6. are rivers, lakes and glaciers
- 7. tectonics, is the theory that Earth's crust is made of moving plates
- 8. is the layer below the crust
Down
- 1. is an opening in Earth's crust
- 2. is the center part of the Earth
- 3. rocky layer of Earth's surface
- 4. are the gases around the Earth
- 6. spot, a fixed pool of magma