Classical Physics

2828 topics in this forum

1. Martian Hydroelectric Concept 1 2

   By sethoflagos, May 11, 2021
   • 45 replies
   • 2.7k views
   • 
   • sethoflagos
   • May 13, 2021

2. Asteroid impact predicted in 2029 1 2

   By Martin, December 27, 2004
   • 44 replies
   • 5.4k views
   • 
   • Rasori
   • January 28, 2005

3. A hypothesis about magnetic force 1 2

   By hello1, February 20, 2008
   • 44 replies
   • 8.3k views
   • 
   • swansont
   • May 9, 2008

4. Force/ gravity/ mass/ acceleration 1 2

   By jajrussel, February 14
   • 44 replies
   • 1.8k views
   • 
   • Genady
   • February 22

5. just after the big bang 1 2

   By ridgey, August 29, 2005
   • 43 replies
   • 4.5k views
   • 
   • 5614
   • September 5, 2005

6. Gravity and the Expanding Universe 1 2

   By JohnF, January 30, 2008
   • 43 replies
   • 5k views
   • 
   • Norman Albers
   • February 11, 2008

7. ADMITTED GAPS IN SCIENCE 1 2

   By dalemiller, March 7, 2011
   • 43 replies
   • 6.4k views
   • 
   • 36grit
   • March 24, 2011

8. An object at rest "tends" to stay at rest? 1 2

   By Baby Astronaut, January 9, 2009
   • 43 replies
   • 28.7k views
   • 
   • Samm
   • December 24, 2011

9. What is the rigorous quantitative definition of the concept of "Energy"? 1 2

   By Hamed.Begloo, October 25, 2016
   • 43 replies
   • 6.1k views
   • 
   • antripathy
   • January 18, 2017

10. The Big Bang Theory 1 2

    By Siyatanush, December 11, 2018
    • 43 replies
    • 3.8k views
    • 
    • Martyred Goat
    • January 24, 2019

11. I don't understand how light slows down in certain materials 1 2

    By Boltzmannbrain, February 9, 2023
    • 43 replies
    • 2.6k views
    • 
    • Tutoroot
    • February 16, 2023

12. Is this an easy question? 1 2

    By Severian, August 12, 2004
    • 42 replies
    • 5.4k views
    • 
    • Kedas
    • August 19, 2004

13. How could heat be concentrated ? 1 2

    By Externet, June 25, 2009
    • 42 replies
    • 4.9k views
    • 
    • timetes
    • August 1, 2009

14. Potential Energy 1 2

    By Dekan, May 30, 2011
    • 42 replies
    • 6k views
    • 
    • mooeypoo
    • June 8, 2011

15. Why? the need of an air compressor at a nuclear plant. 1 2

    By Roger Dynamic Motion, May 31, 2017
    • 42 replies
    • 4.8k views
    • 
    • Roger Dynamic Motion
    • June 2, 2017

16. Doesn't nuclear bombs prove that its possible to get free energy? 1 2

    By xxxdutchiexxx, November 14, 2017
    • 42 replies
    • 3.2k views
    • 
    • mistermack
    • November 30, 2017

17. Magnetic field lines and iron filings 1 2

    By CasualKilla, March 16, 2015
    • 42 replies
    • 36.3k views
    • 
    • Ynan
    • May 16, 2018

18. Does light accelerate 1 2

    By timharvey027, February 11, 2020
    • 42 replies
    • 18.3k views
    • 
    • swansont
    • February 14, 2020

19. What is MT? 1 2

    By michel123456, December 18, 2009
    • 41 replies
    • 5.3k views
    • 
    • michel123456
    • December 27, 2009

20. Hot fusion puzzle 1 2

    By dalemiller, September 6, 2010
    • 41 replies
    • 6.9k views
    • 
    • dalemiller
    • March 19, 2011

21. Energy and gravity 1 2

    By steevey, January 22, 2011
    • 41 replies
    • 5.8k views
    • 
    • steevey
    • April 21, 2011

22. What is the simplest definition of time? 1 2

    By R A J A, August 17, 2011
    • 41 replies
    • 36.7k views
    • 
    • Appolinaria
    • October 29, 2011

23. Fan moving a Sailboat 1 2

    By mooeypoo, September 5, 2006
    • 41 replies
    • 37.2k views
    • 
    • Gerardo Bridges
    • April 30, 2017

24. Why does rotation create gravity? 1 2

    By Kingpin1989, November 24, 2004
    • 40 replies
    • 7k views
    • 
    • Pete
    • December 27, 2004

25. Momentum vs Work...... 1 2

    By albertlee, February 16, 2005
    • 40 replies
    • 14.3k views
    • 
    • albertlee
    • February 23, 2005