Across
- 3. a small part with negative charge
- 5. a process of distributing white light to the other lights
- 7. an area of space without matter
- 9. Unreal and nonexistent gas
- 11. Section of physics, which is about heat and energy
- 13. the most important power in the world
- 15. term of optics, which means radius of the lens
Down
- 1. increase in the speed
- 2. main measure of temprature
- 4. objects, which are can not transmit electric force
- 6. unit of resistance
- 8. an instrument to measure atmospheric pressure
- 10. radiation of the high frequence
- 12. something that prevents to conduct current
- 14. A strong push or desire to act