The force of attraction between two masses, especially that between the Earth and another body.This force is proportional to the masses of the two bodies and inversely proportional to the distance between them.
Unknown macro: {latex}
\begin
Unknown macro: {large}
[F_
Unknown macro: {g}
= \frac{GM_
Unknown macro: {1}
M_{2}}r_{1,2^{2}} ]\end
Here M1 and M2 are the masses, r1,2 is their separation, and G is the constant of proportionality, called the Gravitational Constant.
Unknown macro: {latex}
\begin
Unknown macro: {large}
[ G = (6.67428 \pm 0.00067) \times 10^{-8} \frac{cm^{3}}{g \; sec^{2}} ]\end