Across
- 3. the largest river by volume (2 words)
- 4. The largest lake in the world (2 words)
- 5. can block the natural flow of rivers mess with a fish mignation
- 6. An overflow of water onto normally dry land.
- 12. is the largest ocean in the world (2 words)
- 15. a large area of water surrounded by land
- 16. one of the great lakes (2 words)
- 18. were formed by glaciers melting during the last Ice Age (2 words)
- 20. was made by a river and millions of years of erosion (3 words)
Down
- 1. water-bearing rock readily transmits water.
- 2. a famous drainage basin (2 words)
- 7. a large body of salt water
- 8. they're part of a whole network of smaller rivers and steams
- 9. a long period of time which no rain falls.
- 10. When water flowing through rivers slowly wears away the rocks and soil, acrving out, Valleys, canyons and rivers banks over time.
- 11. a drainage basin
- 13. an accumulation of ice or snow.
- 14. causes glaciers to melt (2 words)
- 17. it has thousands of tributaries that flow into it (2 words)
- 19. a moving body of fresh water