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Forces that don't depend upon physical contact

What two forces doesn't depend upon physical contact?

(I was thinking "gravity" and "magnetism" are the answer, but I am not sure. )

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Answer is as follow: Thank you for using Brainmass.

Gravitational force and Coloumb force.

Gravitational force between ...

Solution Summary

I have provided two examples of forces that do not involve physical contact and explained in detail about these two forces.