Physics

3555 topics in this forum

1. Several questions on the quantum level

   By Mukilab, March 2, 2010
   • 5 replies
   • 1.2k views
   • 
   • Mr Skeptic
   • March 3, 2010

2. Space and planetary exploration was easier when I was in 6th grade...review ques?

   By Simpleminded, March 1, 2010
   • 4 replies
   • 914 views
   • 
   • Mr Skeptic
   • March 2, 2010

3. past present future

   By michel123456, February 23, 2010
   • 16 replies
   • 2k views
   • 
   • michel123456
   • February 27, 2010

4. How do X-rays work?

   By scilearner, February 3, 2010
   • 2 replies
   • 962 views
   • 
   • StrontiDog
   • February 26, 2010

5. Excellent Fusion documentary.

   By Tranquility, February 16, 2010
   • 2 replies
   • 946 views
   • 
   • DrP
   • February 25, 2010

6. Planets Orbit Not Because Of Gravity Energy But Because Of Griff Energy Closed Thread 1 2 3 4 7

   By gafferuk, February 20, 2010
   • 170 replies
   • 13.9k views
   • 
   • Sayonara
   • February 22, 2010

7. Real life practical applications of the theories of modern particle physics

   By seriously disabled, January 11, 2010
   • 6 replies
   • 5.6k views
   • 
   • CaptainPanic
   • February 22, 2010

8. Moving in a lift and gravity. Yes the classic question but I can't understand

   By scilearner, February 18, 2010
   • 16 replies
   • 1.5k views
   • 
   • swansont
   • February 18, 2010

9. Is it possible to build a giant particle accelerator in space?

   By seriously disabled, February 17, 2010
   • 2 replies
   • 890 views
   • 
   • Bob_for_short
   • February 18, 2010

10. What is an electromagnetic wave?

    By rorb, February 15, 2010
    • 1 reply
    • 732 views
    • 
    • swansont
    • February 16, 2010

11. Transformer

    By Primarygun, April 26, 2006
    • 7 replies
    • 2.3k views
    • 
    • azizselamat
    • February 15, 2010

12. Quick question about Bernoulli principle and resistance?

    By scilearner, February 12, 2010
    • 6 replies
    • 1.6k views
    • 
    • npts2020
    • February 14, 2010

13. static electricity experiment

    By the guy, February 10, 2010
    • 2 replies
    • 1.6k views
    • 
    • the guy
    • February 13, 2010

14. 't Hooft's guide to becoming a bad theoretical phyicist

    By ajb, February 5, 2010
    • 3 replies
    • 1.6k views
    • 
    • ajb
    • February 12, 2010

15. What is second cubed?

    By seriously disabled, August 23, 2009
    • 13 replies
    • 18.6k views
    • 
    • swansont
    • February 12, 2010

16. How does elastic recoil of arteries stop blood pressure going to zero?

    By scilearner, February 10, 2010
    • 0 replies
    • 974 views
    • 
    • scilearner
    • February 10, 2010

17. Why does blood pressure decrease when you stand up from a lying down position?

    By scilearner, February 9, 2010
    • 6 replies
    • 3.4k views
    • 
    • evan7777
    • February 10, 2010

18. Shadow Optics

    By Proteus, February 9, 2010
    • 0 replies
    • 833 views
    • 
    • Proteus
    • February 9, 2010

19. Complete Vacuum and Particle/Wave

    By Mukilab, February 2, 2010
    • 7 replies
    • 1.3k views
    • 
    • swansont
    • February 3, 2010

20. What is meant by friction loss?

    By scilearner, February 2, 2010
    • 2 replies
    • 670 views
    • 
    • scilearner
    • February 3, 2010

21. Does anyone know where to find good physics and math courses online?

    By cdub2raw, January 13, 2010
    • 10 replies
    • 2.5k views
    • 
    • seouldavid
    • January 31, 2010

22. Space 1 2 3 4

    By blood_pardon, January 20, 2010
    • 96 replies
    • 11.2k views
    • 
    • ydoaPs
    • January 30, 2010

23. What is the minimum intensity laser possible?

    By Green Xenon, January 21, 2010
    • 3 replies
    • 1.2k views
    • 
    • Bob_for_short
    • January 29, 2010

24. vacuum evaporation

    By Andy Ward, January 21, 2010
    • 6 replies
    • 2.1k views
    • 
    • CaptainPanic
    • January 25, 2010

25. how many watts does it take to kill?

    By the guy, January 22, 2010
    • 8 replies
    • 36.3k views
    • 
    • John Cuthber
    • January 23, 2010