If a 4 kg object has an initial momentum of 60 kg m/s Right and has an impulse of 20 N*s Left: a) What is the object's final momentum (after the impulse is applied)?

b) What is the object's final velocity?

In order to place a satellite into orbit, it requires enough fuel to supply the necessary mechanical energy. into what types of mechanical energy does the fuel get transformed?

Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?

What structural formula represents 4 electrons shared between two atoms?