, . , . , . , F = G(m1*m2)/R2, G , . , . : , , , .
. m1 = m 2 = 1 , R = 1 , G = F, . . , 1 1 . : G = 6,67 10-11 2/2. , ( ). ( ).
( ). . . g = f/m, , f = mg. . h . 9,831 /2.
. , (. 5). . 1 . , , . , , , .
, . , , (. 6): = N = mg.
, , mg + N = OX: - mg + N = , N = m (g + )
, = m (g + ).
, , . , . , .
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, mg +
+ N = ; mg - N = ; N = m (g -); = m (g - ), . . .
, = (g - g) m = 0.
, , . . . , , , .
5
: , . .
, , .
F , .
F , .
F , .
F=μN, N , μ .
: ( ); (, , ).
( ) .