Across
- 4. material that is full of space and that water can seep through it
- 6. is iron combines with oxygen in the presence of water
- 7. the burning coal,oil,and fossil fuel
- 8. refers to the average weather
- 10. refers to the grinding away rock by particles in ice water or wind
Down
- 1. is the process that breaks down rock and other substances
- 2. wedges of ice in rocks that widen or break it
- 3. is geologists making influence based in principle
- 5. The type of weathering in which rock is physically broken down
- 8. gasses found in the air
- 9. is a removal of rock particles by wind,water,ice,or gravity