[raaaid]

to my question is the force necesary to beat friction surface dependant?

your answer: yes and no it depends

you see how youre a chip sophist who dont mind the truth how can a thing be and not be?

next questions:

do you THINK einstein took into acount atmospheric starlight bending when he got the nobel prize for light bending?

yes-no

do you think he should?

yes-no