Plate Tectonics
Across
- 4. the center of the earth
- 6. made up of the uppermost part of the mantle and crust
- 7. forms earths hard surface
Down
- 1. surrounds the inner core
- 2. the soft layer of the mantle
- 3. a great landmass surrounded by oceans
- 5. solid material between earths crust and core