Содержание
- 2. The energy resources used to generate electricity can be divided into two categories: nonrenewable and renewable.
- 3. Nonrenewable resources cannot be increased. We can make these supplies last longer by using them wisely,
- 4. The majority of electricity used in the world is generated at power plants that burn fossil
- 5. The three forms of fossil fuels are coal, oil, and natural gas. They are known as
- 6. Nuclear Power Nuclear power plants use the heat from splitting atoms to convert water into the
- 7. Renewable Resources Renewable energy resources can be replenished in a short period of time, so they
- 8. Biomass Biomass is organic matter, such as agricultural wastes, and wood chips and bark left over
- 9. Geothermal Energy The word "geothermal" comes from the Greek words geo, for earth, and therme, for
- 10. Geothermal energy is steam (or hot water that has been converted to steam) from deep inside
- 11. Hydrogen Hydrogen is a colorless, odorless gas. Hydrogen can be converted into electricity through a chemical
- 12. Hydropower Hydroelectric plants use the power of falling water to turn the turbines that help generate
- 13. Wave power The energy of the ocean's waves and tides can also be used to generate
- 14. The world's first wave power station is on the Scottish island of Islay. It generates enough
- 15. Solar Energy Solar energy is generated without a turbine or electromagnet..
- 16. Special panels of solar cells, or modules, can capture sunlight and convert it directly into electricity
- 17. Wind Power Wind power is renewable energy that uses the force of the wind to spin
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