Asked by Joseph

The radius of the planet Venus is nearly the same as that of the earth, but its mass is only 80% that of the earth, if an object weighs we on the earth, what does it weighs on Venus?
Answered by R_scott
f = G M m / r^2

if one of the masses is only 80% , then the force (weight) will be 80%
Answered by Angel
I still don't understand