Across
- 4. earth's layer with slowly flowing mantle rock that allows tectonic plates to move
- 5. The outer layer of the earth
- 7. Rigid outer part of the earth, made of the crust and upper mantle
- 8. The continents moving across the earth in periods of time
- 9. area inbetween the earth's crust and core with hot, dense silicate rocks
Down
- 1. a major fault separating blocks of the earth's surface
- 2. Solid material in the center of some planets at a high temperature and pressure
- 3. a path along the pacific ocean that has a lot of active volcanos and frequent earthquakes
- 5. currents caused by rising hot matter, and sinking cooler matter
- 6. Supercontinent