Hydroelectricity

3. Hydro comes from a greek word meaning ..........
5. The gravitational force of hydroelectric dams are ............ into electricity.
6. China is one of the largest .............. of hydroelectricity.
9. Hydroelectricity doesn't produce any ............. gasses.
10. Since dams are built, ................ are being affected to a great extent.
11. Huge .......... convert the kinetic energy of fast moving water into electrical energy.

1. Hydroelectric stations can also be constructed near rivers and..........
2. ..........generates electricity and is also referred to as hydroelectricity
4. A..........is a rotary mechanical device that extracts energy from fluid flow.
7. Most hydroelectric stations are situated in .........
8. ............. a renewable energy source
12. Hydroelectricity is one of the cheapest source of electrical ............