Posted by **Anonmymous** on Tuesday, December 16, 2008 at 10:26pm.

I don't quite get the formula "w=(fd)" i understand what to do once you get the data, but i can't seem to ever get the data from the six basic machines, and converting the measurement units. I really need help, please

- 8th grade Physics -
**Anonymous**, Wednesday, December 17, 2008 at 1:22am
W=fd means Work equals force times distance. Work is energy. This means that work, or energy is used when you apply a force for a distance. Since W equals energy, you can have 1/2mv^2 = (m*a)(distance). Work is in units of kg*m^2/s^2 and force is in units of (N) Newtons or kgm/s^2.

- 8th grade Physics -
**Babygirl**, Wednesday, December 17, 2008 at 6:09pm
YOU ARE TAKING PHYSICS IN 8TH GRADE! WOOOHOOO

- 8th grade Physics -
**wow**, Monday, September 6, 2010 at 4:20pm
WOW

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