Plate Tectonics
Across
- 3. the outer hard shell of the earth which is about 100 Km thick
- 4. The jelly-like layer of earth lying beneath the Lithosphere
- 6. Innermost shell of the earth
- 7. convergent Plate boundary
Down
- 1. Discontinuity between Mantle and core
- 2. Discontinuity between crust and Mantle
- 5. an oceanic trench located in the western Pacific ocean