Across
- 2. the process of rocks changing into other kinds of rock
- 3. rock rocks formed when magma cools and becomes hard
- 4. the breakdown of rock by chemical or physical means
- 6. igneous or sedimentary rock that has been changed into a different kind of rock by heat and pressure
- 7. rock fragments such as sand, clay, mud or silt
Down
- 1. rock formed by layers of sediment piling on top of each other over thousands of years
- 5. the process of moving soil or rock from one place to another
- 8. melted rock and minerals within the Earth