Complete Clue List
Across
1. Acronym for type of electronic bulb
5. Acronym for satellite-based navigation device
7. Newton's first law
8. Chemical abbreviation for silicon monoxide
9. SI unit for conductance
10. ___ switch, manual electric switch
12. ___ relay using electromagnet to control one or more switches
15. ___ of heat flow
17. ___ particle, positively charged particle consisting of two protons and two neutrons
18. A central nucleus surrounded by one or more electrons
20. Acronym for video file format
23. Symbol for a unit of atmospheric pressure
25. Symbol for density
26. Acronym for atomic and molecular masses
27. ___ oxide, colorless gas for pain relief
28. ___ inhibitor, medical treatment for high blood pressure and heart failure
29. Astronomy term for one billion years
Down
1. Beam emitter of light through an optical amplification process
2. One-way switch semi-conductor device
3. Atomic number 82
4. ___-up transformer
5. ___ rays for radiotherapy
6. Apgar ___
11. Keyboard is an ___ device
13. Acronym for psychiatry shock treatment
14. ___-57, lysergic acid dimethylamide
15. Acronym for a form of computer memory
16. Strong device to keep two objects linked together
18. Main heart artery
19. Gas composed of 3 oxygen atoms
21. Three-___ AC power supply
22. Carrier of strong nuclear force
23. Acronym for US standard to enhance safety and quality of product
24. Earth's satellite