Across
- 3. thin outer layer of Earth
- 8. happens when plates move and boundaries bump against each other
- 9. creates the magnetic field
- 10. crust lies above the mantle and is coated with sediment
- 11. the outermost shell of the Earth.
Down
- 1. the point at which the mantle becomes liquid
- 2. acts like an invisible shield around Earth
- 4. is so deep beneath the Earth that it is under immense pressure
- 5. cells in the mantle that are circular patterns of rising warm air and sinking cool air
- 6. a combination of the crust and upper mantle also called the lithosphere
- 7. crust mostly composed of graniteand older than oceanic crust