Classical Physics

2855 topics in this forum

1. Mini black holes could be a source of energy - Stephen Hawking

   By Moreno, April 6, 2016
   • 8 replies
   • 1.4k views
   • 
   • Strange
   • April 7, 2016

2. Perfume, wick, diffusion......

   By sector6, April 5, 2016
   • 2 replies
   • 1.4k views
   • 
   • sector6
   • April 6, 2016

3. Does currie´s law work on permanent magnets?

   By sigven, February 13, 2016
   • 4 replies
   • 1.5k views
   • 
   • Enthalpy
   • April 5, 2016

4. Variation of Frequency of sound underwater

   By NPB777, February 16, 2016
   • 5 replies
   • 1.3k views
   • 
   • Enthalpy
   • April 5, 2016

5. Heat Transfer Machine

   By Stevee, February 27, 2016
   • 5 replies
   • 1.5k views
   • 
   • Enthalpy
   • April 5, 2016

6. Freewheel spin

   By StringJunky, March 30, 2016
   • 14 replies
   • 2.5k views
   • 
   • StringJunky
   • March 31, 2016

7. constant motion and perspective 1 2

   By michel123456, April 7, 2014
   • 34 replies
   • 5k views
   • 
   • Strange
   • March 27, 2016

8. Gravity at the speed of light - Help needed. 1 2

   By Robittybob1, March 16, 2016
   • 28 replies
   • 3.3k views
   • 
   • Robittybob1
   • March 25, 2016

9. What is the smallest mass proven to have gravity? 1 2 3

   By Robittybob1, March 12, 2016
   • 60 replies
   • 7.7k views
   • 
   • Robittybob1
   • March 25, 2016

10. Astronauts weightlessness: free fall or centrifugal force?

    By Myuncle, March 15, 2016
    • 23 replies
    • 5k views
    • 
    • Robittybob1
    • March 16, 2016

11. How fast would the Earth have to spin to cancel gravity at the equator?

    By Raider5678, March 11, 2016
    • 6 replies
    • 2.2k views
    • 
    • Raider5678
    • March 12, 2016

12. Does gravity change as density increases?

    By Raider5678, March 10, 2016
    • 13 replies
    • 2k views
    • 
    • Raider5678
    • March 11, 2016

13. Was Isaac Newton wrong 1 2

    By Skins, December 1, 2015
    • 36 replies
    • 5.5k views
    • 
    • Raider5678
    • March 11, 2016

14. A Challenge

    By tsturm1967, March 6, 2016
    • 8 replies
    • 1.5k views
    • 
    • tsturm1967
    • March 10, 2016

15. gravity waves and entanglement

    By hoola, December 28, 2015
    • 3 replies
    • 1.3k views
    • 
    • imatfaal
    • March 10, 2016

16. Gory thoughts of victims in the Titanic as it fell to the ocean floor

    By Elite Engineer, March 5, 2016
    • 9 replies
    • 10.1k views
    • 
    • Elite Engineer
    • March 9, 2016

17. Magnetism - where does it's energy come from?

    By Old Guy In Stanton, March 6, 2016
    • 9 replies
    • 1.9k views
    • 
    • StringJunky
    • March 8, 2016

18. Two tank system

    By Domagoj, February 27, 2016
    • 9 replies
    • 2.1k views
    • 
    • mokosam
    • March 7, 2016

19. Robittybob's Law - orbital issue??? 1 2 3 4 5

    By Robittybob1, February 17, 2016
    • 106 replies
    • 10.5k views
    • 
    • Robittybob1
    • March 7, 2016

20. Meteors and momentum 1 2

    By pavelcherepan, February 24, 2016
    • 36 replies
    • 5.1k views
    • 
    • Robittybob1
    • February 27, 2016

21. What's the "definition" for this law?

    By Elite Engineer, February 24, 2016
    • 11 replies
    • 1.6k views
    • 
    • studiot
    • February 25, 2016

22. Electromagnet,Maxwell's demon and entropy distortion

    By ABV, February 18, 2016
    • 10 replies
    • 1.6k views
    • 
    • Mordred
    • February 25, 2016

23. Gravity why reinvent it? 1 2

    By jajrussel, December 18, 2015
    • 35 replies
    • 5.5k views
    • 
    • swansont
    • February 23, 2016

24. What is a gravitational wave? 1 2 3 4

    By Robittybob1, February 13, 2016
    • 75 replies
    • 8.6k views
    • 
    • Robittybob1
    • February 19, 2016

25. Microwave Auditory Effect

    By Enthalpy, April 24, 2015
    • 21 replies
    • 5.1k views
    • 
    • Enthalpy
    • February 17, 2016