Classical Physics

2830 topics in this forum

1. Physics questions! 1 2 3 4 9

   By Relative, August 8, 2014
   • 202 replies
   • 17.2k views
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   • Phi for All
   • August 25, 2014

2. Kender Solar Engine 1 2 3 4 8

   By mikedmonds, September 7, 2009
   • 193 replies
   • 37.7k views
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   • Sayonara
   • October 3, 2010

3. What is heat? 1 2 3 4 8

   By finiter, August 15, 2011
   • 181 replies
   • 24.4k views
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   • finiter
   • August 30, 2011

4. Maxwell's equations: meaning, derivation and applicability 1 2 3 4 7

   By ambros, March 19, 2010
   • 157 replies
   • 49.1k views
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   • Mr Skeptic
   • April 7, 2010

5. Aperture and Field of View 1 2 3 4 6

   By Dalo, November 27, 2017
   • 149 replies
   • 10.5k views
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   • studiot
   • December 3, 2017

6. airfoil rising 1 2 3 4 6

   By Zet, December 11, 2014
   • 148 replies
   • 14.7k views
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   • studiot
   • February 21, 2015

7. Curious device 1 2 3 4 6

   By Prajna, March 8
   • 138 replies
   • 2.8k views
   • 
   • Mordred
   • Monday at 12:49 PM

8. Newton's third law pair 1 2 3 4 6

   By Nedcim, May 25, 2020
   • 129 replies
   • 116.5k views
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   • Phi for All
   • June 18, 2020

9. The "Ice Bomb" thermal engine 1 2 3 4 6

   By Tom Booth, May 7, 2021
   • 129 replies
   • 9.6k views
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   • exchemist
   • May 12, 2021

10. Dimensional analysis 1 2 3 4 6

    By ambros, April 7, 2010
    • 128 replies
    • 14.7k views
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    • mooeypoo
    • April 10, 2010

11. What is energy, exactly? 1 2 3 4 5

    By qijino1236, December 15, 2011
    • 121 replies
    • 15.9k views
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    • elemental
    • November 4, 2012

12. I moved water uphill against gravity 1 2 3 4 5

    By Cyclonebuster, September 14, 2009
    • 106 replies
    • 24.3k views
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    • Klaynos
    • September 19, 2009

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

    By Robittybob1, February 17, 2016
    • 106 replies
    • 9k views
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    • Robittybob1
    • March 7, 2016

14. Light, What is it relative to. 1 2 3 4 5

    By -Demosthenes-, January 29, 2004
    • 105 replies
    • 10.6k views
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    • Jugs Monthly
    • May 27, 2004

15. When two planets collide what is their terminal velocity? 1 2 3 4 5

    By Robittybob1, March 31, 2015
    • 105 replies
    • 12k views
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    • Robittybob1
    • April 8, 2015

16. Wavelength Measurement 1 2 3 4 5

    By Dalo, November 26, 2017
    • 103 replies
    • 7.3k views
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    • Strange
    • November 27, 2017

17. What is a field? 1 2 3 4 5

    By mistermack, January 31, 2017
    • 101 replies
    • 10.3k views
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    • Mordred
    • May 13, 2017

18. According to mainstream physics: Is heat "destroyed" in a heat engine? 1 2 3 4

    By Tom Booth, February 13, 2023
    • 94 replies
    • 4.4k views
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    • Phi for All
    • February 15, 2023

19. DO objects fall at the same speed? NO! 1 2 3 4

    By Ali Algebra, December 31, 2005
    • 91 replies
    • 75.9k views
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    • xyzt
    • June 14, 2014

20. Electricity (split from Science Project (static charge)) 1 2 3 4

    By westom, December 18, 2019
    • 91 replies
    • 63.1k views
    • 
    • Phi for All
    • January 9, 2020

21. Satellites in orbit 1 2 3 4

    By Anilkumar, November 25, 2011
    • 89 replies
    • 10.3k views
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    • Anilkumar
    • December 7, 2011

22. Light has mass? 1 2 3 4

    By lucifer, May 31, 2012
    • 89 replies
    • 13.1k views
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    • juanrga
    • August 4, 2012

23. Youtube says the 2nd Law is Broken. 1 2 3 4

    By sethoflagos, July 2, 2020
    • 88 replies
    • 399.6k views
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    • sethoflagos
    • January 6, 2021

24. I need help with my math problem. 1 2 3 4

    By DandelionTheory, January 19, 2020
    • 85 replies
    • 8.5k views
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    • Strange
    • January 25, 2020

25. Mass of Light 1 2 3 4

    By IsaacAsimov, February 2, 2013
    • 84 replies
    • 8.2k views
    • 
    • juanrga
    • February 16, 2013