Cooper
Across
- 4. a b c o r
- 7. Made of humus
- 10. cooled magma inside the surface
- 12. move away
- 13. how a mineral reflects
- 14. Mid Atlantic ridge `
- 15. mass divided by volume
Down
- 1. sinks under
- 2. Ability for air and water pass through
- 3. a mixture you can by at store
- 5. earths crust and a part of the mantel
- 6. Made up of two layers
- 8. at the very bottom
- 9. center
- 11. pieces of rock