Across
- 2. As rocks are transported downstream along a riverbed.
- 3. Caused by rain water reacting with the mineral grains in rocks.
- 4. he erosion that occurs When the motion of water against a rock surface produces mechanical weathering.
- 7. Then the water runs back down the beach.
- 9. As waves break on the shore, the water, breaks some land.
- 11. The backwash is more effective than the swash in moving material.
- 12. This means that it examines the movement of people, goods.
Down
- 1. When the heat expands the rock.
- 5. They have a low frequency of between 6 and 8 waves per minute.
- 6. Occurs when a river loses energy.
- 8. The swash action can move beach materials up and down the beach.
- 10. Wind that builds up.