Across
- 2. made mainly of oxygen,silcon and aluminum
- 4. solid rock that flows like hot asphalt
- 7. layers of rock betweencrustand outer core
- 8. middle layer
Down
- 1. solid and dense,center of earth
- 2. colliding dirictly
- 3. rigid outer layer (crust)
- 5. liquid layer of core
- 6. move in oppsite diriction