A 539 g ball strikes a wall at 14.4 m/s and

rebounds at 13.8 m/s. The ball is in contact

with the wall for 0.033 s.

What is the magnitude of the average force

acting on the ball during the collision?

Answer in units of N.

Which of the following is not expressions of impulse

What is the momentum of a 21 kg bicycle traveling west at 3.9 m/s?

Weight on planet Mars

If a man has a mass of 83 kg on Earth what will the force of gravity on his body be on the moon A. 135.6 B. 318.5 C. 813.4 D. 4880.4

Which is a result of using a machine? O The mechanical advantage makes the work output O The machine can put out force without having any O A large force can be exerted through a long distanc O A large force can be exerted through a short distan

3. Calculate the amount of current through a 45-watt light bulb that is connected to a 120-volt circuit in your home.

Are oranges called oranges because oranges are orange, or is orange called orange because oranges are orange?

An object at rest has no net force acting on it. a. True b. False

A baseball has mass 0.145 kg. (a) If the velocity of a pitched ball has a magnitude of and the batted ball's velocity is in the opposite direction, find the magnitude of the change in momentum of the ball and of the impulse applied to it by the bat.

A long distance runner has an average speed of 4m/s during a race. How far does the runner travel in 20 minutes?