Columbia River-General Knowledge Questions

1. How long is the Columbia River?
   
   
2. What provinces and states does the river run through?
   
   
3. What is the reach of tide, and where is it located on the Columbia River?
   
   
4. How many dams are on the Columbia River system?
   
   
5. What is a run-of-the-river dam, and how many are there on the mainstem of the Columbia?
   
   
6. How many kilowatt-hours are generated by the Columbia River system?
   
   
7. What is the elevation at the source of Columbia River?
   
   
8. Calculate the average fall in elevation on the Columbia River.
   
   
9. How many years ago do archaeologists think humans lived in the Columbia River Basin?
   
   
10. Under what name did the Columbia River first appear on maps?

 

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