Across
- 4. a layer of semi-solid rock in the lower mantle
- 7. when one plate sinks below another plate during a collision
- 8. molten rock below the earths surface
- 10. a deep channel in the ocean floor
- 11. where plates are sliding parallel to each other
Down
- 1. isolated places away from plate boundaries
- 2. the place below ground where an earthquake starts
- 3. the process of continents breaking ups
- 5. an instrument that detects the seismic waves from an earthquake
- 6. a place where extremely hot material from inside earth erupts at the surface
- 9. a transverse seismic wave that travels through the earth