[[Please explain]] The length of a spring varies directly with the mass of an object that is attached to it. When a 30-gram obje
ct is attached, the spring stretches 9 centimeters. Which equation relates the mass of the object, m, and the length of the spring, s? O s=3/10m
O s=10/3m
O s=3/10s
O s=1/30s
