1. Sep 25, 2005 #1

   kizersi5

   

   hello I would like to know the formula for force?

    

   kizersi5, Sep 25, 2005
2. 
   Phys.org - latest science and technology news stories on Phys.org

   • • Scarlet macaw DNA points to ancient breeding operation in Southwest
   • • Mathematicians solve age-old spaghetti mystery
   • • New technology can detect hundreds of proteins in a single sample
3. Sep 25, 2005 #2

   lightgrav

   

   Homework Helper

   What kind of Force? The cause of a Force :
   Force by a spring, Force by gravity, Force by electricity,
   Force by Pressure, friction Force, air resistance Force,
   Force by magnetism, Nuclear Forces ...
   
   What purpose of Force? Effects of a Force :
   momentum change, acceleration, Work, compression, ...

    

   lightgrav, Sep 25, 2005
4. Sep 26, 2005 #3

   kizersi5

   

   Need help!
   
   i would like to know the formula for the force of gravity?

    

   kizersi5, Sep 26, 2005
5. Sep 27, 2005 #4

   mukundpa

   

   Homework Helper

   F = mg = GMm/r where M is mass of earth and r is distance from the center of earth.

    

   mukundpa, Sep 27, 2005

• Log in with Facebook
• Log in with Twitter

Your name or email address:

Do you already have an account?

• No, create an account now.
• Yes, my password is:
• Forgot your password?

Stay logged in