Across
- 1. boundary of a drainage basin/divides Dr baisn
- 4. a point where a river flows into a sea
- 7. Rainfall Rainfall that occurs when the sun
- 10. the earths surface
- 11. Rainfall Rainfall that occurs when two air masses
- 12. of water areas that provide water
Down
- 2. a point where a river begins
- 3. a place where two rivers meet
- 5. a stream that provides water to the main river
- 6. When two air masses meet they do not mix because
- 8. their diffreneces in pressure,temperature and
- 9. Rainfall Rainfall that occurs due to presence of