Across |
5. | Salt formed when iron oxide reacts with sulfuric acid |
7. | This technique could tell you the number of dyes in a felt-tip pen |
8. | Igneous rock with large crystals formed underground |
9. | Rock type formed by deposition then compaction |
11. | Rock type formed by intense heat and pressure |
13. | This contains more than one type of atom chemically bonded together |
15. | Useful technique for getting pure water from sea water |
16. | Term for the breakdown of rock |
17. | This technique would be good for isolating a salt from its solution |
18. | Black glassy igneous rock formed in the sea |
21. | Type of physical weathering caused by the expansion of ice |
22. | Term for molten rock below the surface of the earth |
23. | Term for molten rock on the surface of the earth |