Physics

3561 topics in this forum

1. Silly thought experiment on the equivalence of mass and energy.

   By mzatanoskas, October 21, 2009
   • 4 replies
   • 1.4k views
   • 
   • kanyalsingh
   • November 4, 2009

2. friction

   By devrimci_kürt, November 3, 2009
   • 2 replies
   • 960 views
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   • swansont
   • November 3, 2009

3. Richard Feynman said

   By devrimci_kürt, November 1, 2009
   • 14 replies
   • 2.5k views
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   • Bob_for_short
   • November 2, 2009

4. collapse

   By devrimci_kürt, November 1, 2009
   • 5 replies
   • 1.3k views
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   • Sisyphus
   • November 2, 2009

5. Video of stars moving around a black hole

   By Charles Darwin, October 30, 2009
   • 2 replies
   • 990 views
   • 
   • Charles Darwin
   • October 30, 2009

6. Looping the Loop

   By devrimci_kürt, October 28, 2009
   • 5 replies
   • 1.2k views
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   • devrimci_kürt
   • October 29, 2009

7. mems based microcantilevers

   By laxmankosuru, October 27, 2009
   • 0 replies
   • 635 views
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   • laxmankosuru
   • October 27, 2009

8. In a vaccum can I move a large object with any force?

   By scilearner, October 3, 2009
   • 5 replies
   • 2.2k views
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   • walsh155
   • October 25, 2009

9. Physics. Questions.

   By Tim07, October 23, 2009
   • 1 reply
   • 1.1k views
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   • swansont
   • October 23, 2009

10. Unknown Chemical

    By Caleb, October 21, 2009
    • 2 replies
    • 1.1k views
    • 
    • Caleb
    • October 21, 2009

11. wet spots

    By devrimci_kürt, October 20, 2009
    • 1 reply
    • 1.4k views
    • 
    • McCrunchy
    • October 20, 2009

12. Stupid question about wind turbines

    By BlackSabb, October 19, 2009
    • 8 replies
    • 1.8k views
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    • JillSwift
    • October 19, 2009

13. On the Science of Time

    By radienx000, October 14, 2009
    • 4 replies
    • 1.3k views
    • 
    • radienx000
    • October 18, 2009

14. Relativity of possibility

    By alan2here, October 14, 2009
    • 3 replies
    • 1.4k views
    • 
    • alan2here
    • October 15, 2009

15. Black hole question

    By Darth Bane, October 14, 2009
    • 3 replies
    • 1.2k views
    • 
    • iNow
    • October 14, 2009

16. Designing brakes for a jet

    By devrimci_kürt, October 13, 2009
    • 2 replies
    • 925 views
    • 
    • Mr Skeptic
    • October 13, 2009

17. Nobel Prize

    By Robin Hood, October 7, 2009
    • 2 replies
    • 1.2k views
    • 
    • zenonzyta01
    • October 10, 2009

18. Infinite Dimensions

    By Caleb, October 8, 2009
    • 2 replies
    • 1k views
    • 
    • granpa
    • October 9, 2009

19. Due to earth's rotation, aren't the stars 'relatively' moving way faster than light?

    By sergeidave, September 15, 2009
    • 6 replies
    • 2k views
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    • Severian
    • October 6, 2009

20. cantilever

    By laxmankosuru, October 6, 2009
    • 0 replies
    • 714 views
    • 
    • laxmankosuru
    • October 6, 2009

21. Why do black holes have charge

    By Mr Skeptic, October 5, 2009
    • 1 reply
    • 771 views
    • 
    • SH3RL0CK
    • October 5, 2009

22. Gravity at the center of the earth

    By gre, May 13, 2009
    • 21 replies
    • 3k views
    • 
    • froarty
    • October 5, 2009

23. Newton's third law and air resitance?

    By scilearner, October 2, 2009
    • 11 replies
    • 1.9k views
    • 
    • Bignose
    • October 3, 2009

24. If Kinetic friction is a constant can I accelerate forever?

    By scilearner, October 3, 2009
    • 2 replies
    • 935 views
    • 
    • swansont
    • October 3, 2009

25. acceleration/deceleration

    By devrimci_kürt, September 27, 2009
    • 3 replies
    • 1.1k views
    • 
    • swansont
    • September 27, 2009