Select The Correct Answer From Each Drop-down Menu.Hydropower Is A Type Of Renewable Energy. The Table Gives The Annual Global Amount Of Energy Generated By Hydropower Since 1970.$\[ \begin{array}{|c|c|} \hline \text{Years Since 1970} &
Introduction
Hydropower is a type of renewable energy that harnesses the power of water to generate electricity. It is a clean and sustainable source of energy that has been used for centuries. In this article, we will explore the concept of hydropower, its benefits, and its global production trends.
What is Hydropower?
Hydropower is a type of renewable energy that uses the energy of moving water to generate electricity. It is produced by harnessing the energy of water flowing through a dam or a river. The water is channeled through a turbine, which converts the kinetic energy of the water into electrical energy. Hydropower is a clean and sustainable source of energy that produces no greenhouse gas emissions or other pollutants.
Benefits of Hydropower
Hydropower has several benefits that make it an attractive source of energy. Some of the benefits of hydropower include:
- Renewable and Sustainable: Hydropower is a renewable source of energy that is sustainable in the long term. It does not deplete finite resources like fossil fuels and produces no greenhouse gas emissions.
- Low Operating Costs: Hydropower plants have low operating costs compared to other types of power plants. The cost of generating electricity from hydropower is relatively low, making it an attractive option for utilities and consumers.
- High Capacity Factor: Hydropower plants have a high capacity factor, which means they can operate at or near full capacity for a significant portion of the time. This makes them a reliable source of energy.
- Flexibility: Hydropower plants can be designed to meet a variety of energy needs, from peak power to base load.
Global Hydropower Production Trends
The table below shows the annual global amount of energy generated by hydropower since 1970.
| Years since 1970 | Energy Generated (TWh) |
|---|---|
| 1970 | 233 |
| 1980 | 343 |
| 1990 | 463 |
| 2000 | 623 |
| 2010 | 744 |
| 2020 | 1,044 |
As shown in the table, the global amount of energy generated by hydropower has increased significantly since 1970. The energy generated by hydropower has grown by over 350% since 1970, making it one of the fastest-growing sources of renewable energy.
Select the Correct Answer from Each Drop-Down Menu
Based on the information provided in the table, select the correct answer from each drop-down menu.
- What is the approximate increase in energy generated by hydropower since 1970?
- A) 100%
- B) 200%
- C) 350%
- D) 500%
- What is the approximate amount of energy generated by hydropower in 2020?
- A) 500 TWh
- B) 700 TWh
- C) 1,044 TWh
- D) 1,200 TWh
Conclusion
Introduction
Hydropower is a type of renewable energy that harnesses the power of water to generate electricity. It is a clean and sustainable source of energy that has been used for centuries. In this article, we will answer some of the most frequently asked questions about hydropower.
Q: What is hydropower?
A: Hydropower is a type of renewable energy that uses the energy of moving water to generate electricity. It is produced by harnessing the energy of water flowing through a dam or a river.
Q: How does hydropower work?
A: Hydropower works by channeling water through a turbine, which converts the kinetic energy of the water into electrical energy. The water is typically stored in a reservoir behind a dam, and then released through the turbine to generate electricity.
Q: What are the benefits of hydropower?
A: The benefits of hydropower include:
- Renewable and Sustainable: Hydropower is a renewable source of energy that is sustainable in the long term. It does not deplete finite resources like fossil fuels and produces no greenhouse gas emissions.
- Low Operating Costs: Hydropower plants have low operating costs compared to other types of power plants. The cost of generating electricity from hydropower is relatively low, making it an attractive option for utilities and consumers.
- High Capacity Factor: Hydropower plants have a high capacity factor, which means they can operate at or near full capacity for a significant portion of the time. This makes them a reliable source of energy.
- Flexibility: Hydropower plants can be designed to meet a variety of energy needs, from peak power to base load.
Q: What are the different types of hydropower plants?
A: There are several types of hydropower plants, including:
- Run-of-River Plants: These plants harness the energy of a river without building a dam. The water flows through a turbine to generate electricity.
- Impoundment Plants: These plants build a dam to create a reservoir, and then release water through a turbine to generate electricity.
- Pumped Storage Plants: These plants use excess energy to pump water from a lower reservoir to an upper reservoir during off-peak hours. During peak hours, the water is released back down to the lower reservoir through a turbine to generate electricity.
Q: How much energy can be generated by hydropower?
A: The amount of energy that can be generated by hydropower depends on several factors, including the size of the dam, the flow rate of the water, and the efficiency of the turbine. However, hydropower plants can generate a significant amount of electricity, with some plants producing over 1,000 megawatts of power.
Q: What are the environmental impacts of hydropower?
A: The environmental impacts of hydropower depend on the location and design of the plant. However, some of the potential environmental impacts of hydropower include:
- Displacement of Communities: The construction of a dam can displace communities and affect local ecosystems.
- Alteration of Water Flows: The construction of a dam can alter the natural flow of water, which can affect local ecosystems and wildlife.
- Sedimentation: The construction of a dam can cause sedimentation, which can affect the quality of the water downstream.
Q: How can I invest in hydropower?
A: There are several ways to invest in hydropower, including:
- Buying Hydropower Stocks: You can buy stocks in companies that develop and operate hydropower plants.
- Investing in Hydropower Funds: You can invest in funds that specialize in renewable energy, including hydropower.
- Buying Hydropower Bonds: You can buy bonds issued by companies that develop and operate hydropower plants.
Conclusion
Hydropower is a type of renewable energy that harnesses the power of water to generate electricity. It is a clean and sustainable source of energy that has several benefits, including being renewable and sustainable, having low operating costs, and being highly flexible. We hope that this Q&A article has provided you with a better understanding of hydropower and its many benefits.