Across
- 2. Layer of melted iron and nickel
- 4. Most earthquakes and volcanoes are here
- 7. Rock made by heat, pressure, and mineral rich liquids
- 10. iron and nickel thought to be solid because of pressure
- 12. This is where the rocks moved by erosion is deposited
- 13. These happen when two plates push against each other
- 14. Causes mountains on land.
- 16. This prosses breaks down rocks
- 17. An example is Lemonade
- 19. The scientific theory that Earth’s crust is divided up into massive plates that float on top of the mantle and can move around
- 20. Earths first layer
Down
- 1. the thickest layer
- 3. Proposed the idea that continents sat on large crustal plates
- 5. Causes Earthquakes also called slip and slide boundary's
- 6. most form on ocean floors, causing magma to rise up, cool and form ridges
- 8. Cooling magma becomes rock
- 9. Is most commonly found in sedimentary rock
- 11. This prosses moves broken down rocks
- 15. Rock made by sediment under immense pressure
- 18. An example is Salt and pepper