Physics

3543 topics in this forum

1. Atoms' shadows in the cave

   By Baby Astronaut, December 27, 2008
   • 5 replies
   • 1.5k views
   • 
   • Sisyphus
   • December 28, 2008

2. Time dilation versus Speed=Distance over Time

   By Harlequinne, December 16, 2008
   • 10 replies
   • 3.8k views
   • 
   • Copernicus_Meme
   • December 28, 2008

3. Are physics laws eternal or do they evolve?

   By Martin, December 27, 2008
   • 7 replies
   • 1.6k views
   • 
   • gcol
   • December 27, 2008

4. spacetime 1 2

   By alextwo, December 21, 2008
   • 33 replies
   • 3.2k views
   • 
   • npts2020
   • December 26, 2008

5. Negative momentum

   By Mr Skeptic, December 25, 2008
   • 1 reply
   • 934 views
   • 
   • ydoaPs
   • December 25, 2008

6. How to solve NP-problem using hydrodynamics of electrons

   By Duda Jarek, December 22, 2008
   • 2 replies
   • 1.2k views
   • 
   • Duda Jarek
   • December 23, 2008

7. Energy Levels and Electron Orbitals

   By gre, December 21, 2008
   • 7 replies
   • 1.4k views
   • 
   • swansont
   • December 21, 2008

8. reflection distance?

   By YT2095, December 20, 2008
   • 9 replies
   • 1.5k views
   • 
   • John Cuthber
   • December 21, 2008

9. Falling into water from great height?

   By Mokele, December 20, 2008
   • 7 replies
   • 6.1k views
   • 
   • npts2020
   • December 21, 2008

10. value?

    By Gareth56, December 10, 2008
    • 11 replies
    • 5.1k views
    • 
    • Phi for All
    • December 21, 2008

11. Energy

    By Novice1954, November 23, 2008
    • 8 replies
    • 1.6k views
    • 
    • iNow
    • December 20, 2008

12. Question about the "information" carried by photons

    By gib65, November 30, 2008
    • 3 replies
    • 1k views
    • 
    • Tom Vose
    • December 19, 2008

13. unit north pole??

    By Prashan_punk, December 18, 2008
    • 4 replies
    • 3.3k views
    • 
    • Prashan_punk
    • December 18, 2008

14. Graphite as a Faraday Cage

    By LHC990, December 15, 2008
    • 3 replies
    • 2.2k views
    • 
    • insane_alien
    • December 16, 2008

15. hydrogen spectrum question

    By Prashan_punk, December 11, 2008
    • 7 replies
    • 1.9k views
    • 
    • John Cuthber
    • December 15, 2008

16. guitar strings and speed

    By gazza, December 9, 2008
    • 10 replies
    • 3.4k views
    • 
    • gazza
    • December 15, 2008

17. Energy sources that match in energy levels?

    By Baby Astronaut, December 11, 2008
    • 3 replies
    • 1.7k views
    • 
    • Baby Astronaut
    • December 15, 2008

18. Electronic switch

    By gonelli, December 14, 2008
    • 7 replies
    • 1.8k views
    • 
    • YT2095
    • December 14, 2008

19. crossing lazers

    By alan2here, December 13, 2008
    • 7 replies
    • 1.3k views
    • 
    • Gilded
    • December 14, 2008

20. spin...spin....

    By tomc, December 4, 2008
    • 4 replies
    • 1.4k views
    • 
    • Tom Vose
    • December 13, 2008

21. Classical description of a particle in a sphere...

    By DeanK2, November 30, 2008
    • 4 replies
    • 998 views
    • 
    • DeanK2
    • December 13, 2008

22. colliding 2 balls

    By templedog, December 13, 2008
    • 6 replies
    • 1.1k views
    • 
    • templedog
    • December 13, 2008

23. best physics program??

    By templedog, December 13, 2008
    • 0 replies
    • 607 views
    • 
    • templedog
    • December 13, 2008

24. Electromagnets and voltage

    By battousai, December 7, 2008
    • 7 replies
    • 2.4k views
    • 
    • Tesla-Fan
    • December 13, 2008

25. sound/Light Waves

    By Fedelerc, December 12, 2008
    • 1 reply
    • 724 views
    • 
    • Royston
    • December 12, 2008