True or false?
3.the bottom of a river channel is called the bank.
4. a single stream always has just one source.
5. moving water slows down when it enters a body of still
6. a river's basin is also called its bed.
7. a divide is the lowest point between two river basins.
8. all lakes have fresh water.
9. sunlight may not be able to reach the bottom of a de
10. the great lakes are volcanic lakes.