Question

A ball is dropped off a very tall canyon ledge. Gravity accelerates the ball at 9.8 m/s2. How fast is the ball traveling after 5 seconds?

Answer 1

By using newton for freely falling bodies h=ut+1\2 gt2 0+1\2*9.8*5*5 =1\20*98*25 =4.9*25 =122.5 ans