Question
Real Tutor Solution
Tutor-Verified Answer
Answer
Two sources of hydroelectric power are dam-based hydroelectric power, which uses large dams to store and release water through turbines, and run-of-the-river systems, which harness the natural flow of rivers without large reservoirs.
Solution
Two common sources of hydroelectric power are:
1. **Dam-Based Hydroelectric Power:**
- **Description:** This method involves constructing large dams across rivers to create reservoirs. Water stored in the reservoir is released through turbines, generating electricity as it flows downstream.
- **Example:** The Hoover Dam in the United States is a well-known example of a dam-based hydroelectric power source.
2. **Run-of-the-River Hydroelectric Systems:**
- **Description:** Unlike dam-based systems, run-of-the-river projects do not require large reservoirs. Instead, they utilize the natural flow and elevation drop of a river to generate power, often with minimal environmental impact.
- **Example:** The Churchill Falls Generating Station in Canada operates on a run-of-the-river basis, harnessing the flow of the Churchill River to produce electricity.
These two sources leverage the kinetic and potential energy of flowing water to produce renewable and sustainable electricity.
Reviewed and approved by the UpStudy tutoring team
Like
error msg
Explain 
Simplify this solution Extra Insights
One major source of hydroelectric power is large dams, like the Hoover Dam in the United States. These grand structures harness the energy of flowing water, creating reservoirs that can generate massive amounts of electricity by channeling water through turbines. It’s a stunning blend of engineering and nature! Another source is run-of-the-river systems, which use the natural flow of rivers without significant damming. These systems can provide a more environmentally friendly way to generate power, making them less disruptive to local ecosystems. Think of them as the chill cousin of big dams—still powerful but more low-key!
