Classical Physics

2855 topics in this forum

1. Does rocket engines push on air ?

   By nec209, March 15, 2009
   • 6 replies
   • 1.6k views
   • 
   • nec209
   • March 30, 2009

2. gravity vs. antigravity

   By samtheflash82, March 22, 2009
   • 6 replies
   • 1.7k views
   • 
   • antimatter
   • March 30, 2009

3. Question about inertia and gymnastics

   By CannonSonic, March 30, 2009
   • 3 replies
   • 5.3k views
   • 
   • swansont
   • March 30, 2009

4. Fun Crayola physics game!!

   By mooeypoo, March 23, 2008
   • 3 replies
   • 9.2k views
   • 
   • mooeypoo
   • March 29, 2009

5. The Paradoxical Nature of Frame-Dependent Energy

   By Punkanzee, March 23, 2009
   • 9 replies
   • 2.6k views
   • 
   • Neil9327
   • March 28, 2009

6. Atomic spacing

   By fatoumata, February 5, 2009
   • 3 replies
   • 2k views
   • 
   • GDG
   • March 28, 2009

7. Two water-filled buckets. One swinging. Which empties first? 1 2

   By Neil9327, March 25, 2009
   • 30 replies
   • 4.2k views
   • 
   • swansont
   • March 27, 2009

8. what materials should I use to make static electricty. Most efficient ?

   By templedog, December 15, 2008
   • 9 replies
   • 1.7k views
   • 
   • CaptainPanic
   • March 9, 2009

9. Magnetics and Propulsion

   By ARK, January 13, 2009
   • 11 replies
   • 1.8k views
   • 
   • cameron marical
   • March 3, 2009

10. Light speed 1 2

    By drawkcab, February 15, 2009
    • 37 replies
    • 4.3k views
    • 
    • Klaynos
    • March 2, 2009

11. reflection change direction of a wave front

    By timetes, February 2, 2009
    • 17 replies
    • 3.1k views
    • 
    • swansont
    • February 25, 2009

12. Does using a lever require less energy?

    By Baby Astronaut, February 22, 2009
    • 12 replies
    • 2.4k views
    • 
    • Baby Astronaut
    • February 23, 2009

13. two infinitely long parallel wires?

    By hermanntrude, February 20, 2009
    • 5 replies
    • 2.5k views
    • 
    • Vay
    • February 21, 2009

14. Frequency of musical notes

    By paganinio, December 26, 2008
    • 12 replies
    • 7.6k views
    • 
    • GDG
    • February 16, 2009

15. How many RPMs does it take to achieve lift?

    By Neodymium50, February 6, 2009
    • 6 replies
    • 6.7k views
    • 
    • GDG
    • February 16, 2009

16. Bicycle without chain!

    By fatoumata, February 2, 2009
    • 18 replies
    • 9.7k views
    • 
    • DrDNA
    • February 9, 2009

17. Equation Notation Question

    By tomc, February 7, 2009
    • 2 replies
    • 1.2k views
    • 
    • tomc
    • February 7, 2009

18. Polarization

    By Ashish, February 5, 2009
    • 7 replies
    • 1.4k views
    • 
    • swansont
    • February 6, 2009

19. Power of throwing a ball up.

    By rainman123, January 31, 2009
    • 7 replies
    • 2.7k views
    • 
    • rainman123
    • February 2, 2009

20. Power of a biker riding downhill

    By rainman123, January 31, 2009
    • 4 replies
    • 1.1k views
    • 
    • cameron marical
    • February 2, 2009

21. Slingshot Effect / Space Elevator

    By The Geoff, January 30, 2009
    • 4 replies
    • 2.1k views
    • 
    • The Geoff
    • February 2, 2009

22. Bubble Hydrodynamics

    By Sajmon, January 30, 2009
    • 1 reply
    • 1k views
    • 
    • CaptainPanic
    • January 30, 2009

23. how does an object actually achieve motion? 1 2 3

    By paul, December 10, 2008
    • 61 replies
    • 7.9k views
    • 
    • npts2020
    • January 29, 2009

24. Moment

    By Kyrisch, January 26, 2009
    • 3 replies
    • 1.3k views
    • 
    • tvp45
    • January 27, 2009

25. Flying fish...

    By langy666, January 18, 2009
    • 6 replies
    • 1.8k views
    • 
    • Mokele
    • January 22, 2009