An arrow is shot straight upward with an initial velocity of 90 m/s. How high would the arrow rise? (Assume the acceleration is -9.81 m/s/s)

Abody of weight 60 kg is standing in a lift the lift going upward with a uniform velocity of 4.9 metre per second slows down and stops in two seconds then apparent weight of the body during the slow down process is

A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.