Alternative Energy Source Crossword Puzzle
Across
- 2. the law that for any circuit the electric current is directly proportional to the voltage and is
- 3. proportional to the resistance.
- 5. a device for accumulating and holding a charge of electricity, consisting of two equally
- 9. to supply with electricity or other means of power.
- 10. the power or energy supplied to a machine.
- 11. something that makes things visible or affords illumination:
- 13. the current, voltage, power, or signal produced by an electrical or electronic circuit or device.
- 15. The Betz limit is the theoretical maximum efficiency for a wind turbine, conjectured by German
- 16. a machine that converts one form of energy into another, especially mechanical energy into electrical
- 17. the quantity of electricity per unit of volume at a point in space, or the quantity per unit of area at a
- 18. a device, as a two-element electron tube or a semiconductor, through which current can pass freely in only
- 21. The resistance of wind to an object.
- 22. something that flows, as a stream. Having to do with energy flowing
- 23. on a surface.
- 24. use of the air currents through which it moves.
- 26. a measure of the number of electrons emitted by the heated filament or cathode of a vacuum tube.
Down
- 1. conducting surfaces having opposite signs and separated by a dielectric.
- 4. A system of rotating airfoils, as the horizontal ones of a helicopter or of the compressor of a jet
- 6. the act of rotating; a turning around as on an axis.
- 7. the measured ability of a rotating element, as of a gear or shaft, to overcome turning resistance.
- 8. the degree of inclination or slope; angle.
- 9. Albert Betz in 1919.
- 12. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity,
- 14. sunshine, cloudiness, and winds, throughout the year, averaged over a series of years.
- 15. irregular motion of the atmosphere, as that indicated by gusts and lulls in the wind.
- 19. any surface, as a wing, aileron, or stabilizer, designed to aid in lifting or controlling an aircraft by
- 20. a dynamo, or electrical energy into sound, as an acoustic generator.
- 25. direction.