a ball of mass 5kg falls from rest from a height of 100m
PE = 5g*100
KE = PE, so you can find v, since 1/2 mv^2 = PE
ANy other more complicated questions, you will have to actually ask them.
KE = PE, so you can find v, since 1/2 mv^2 = PE
ANy other more complicated questions, you will have to actually ask them.