Across
- 4. When a magma launches out of a volcano
- 6. wind and water destroying rocks
- 8. scale to measure time
- 9. the process of building things
Down
- 1. the creation of mountains
- 2. A scale to measure the effected area
- 3. the process of destroying things
- 5. mud, rocks and other debris falling off a hill
- 7. when two plate tectonics collide