Across
- 2. carry sand from one place to another
- 5. soil is found away from its ______
- 7. makes the rock expand during the day
- 8. The formation of soil depends upon _____ factors.
- 9. rocks have a lot of ____ trapped inside them
Down
- 1. while growing they realease certain substances that cause the rock surface to powder.
- 3. enters the cracks in rocks and cause the rocks to widen
- 4. Soil is formed from ____
- 6. ___ of plants hold the soil together