A 0.060-kg tennis ball, moving with a speed of 5.16 m/s, has a head-on collision with a 0.090-kg ball initially moving in the same direction at a speed of 3.28 m/s. Assume that the collision is perfectly elastic. A.)Determine the speed of the 0.060-kg ball after the collision. Express your answer to two significant figures and include the appropriate units. B.)Determine the speed of the 0.090-kg ball after the collision. Express your answer to two significant figures and include the appropriate units.

A 0.075 slug softball is traveling at 60.00 feet per second to the left. A batter strikes the ball and sends it traveling at 90.00 feet per second to the right. The bat and softball are in contact for 0.05 seconds. At the start of the problem state which direction you choose to be positive. Draw and label a picture representation.  a.)What is the initial momentum and direction of the softball? _______ b.)What is the final momemntum and direction of the softball? ______ c.)What is the impulse acting on the softball? ________ d.) What was the force of the bat striking the softball? __________

b. A 400 kg object moving at a speed of 5 m/s to the right collides with a 600 moving at 2 m/s to the left. After the collision, the 600 kg object moves to the right at a speed of 3 m/s. Determine, i. the velocity of the 400 kg object after the collision ii. The loss in KE after collision, if any.

On a level, frictionless air track, a 300-g puck traveling at 20.0 cm/s to the right undergoes a perfectly elastic head-on collision with a 500-g puck that is traveling to the left, directly toward the first puck, at 10 cm/s. What is the speed of the 500-g puck after the collision? a. 17.5 cm/s b. 22.5 cm/s c. 12.5 cm/s d. 20.0 cm/s e. 15.0 cm/s

A railroad car of mass 2.85 x 10^4 kg moving at 2.60 m/s collides and couples and with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. A. what is the speed of the three coupled cars after the collision? B. how much kinetic energy is lost in the collision?

A 0.060-kg tennis ball, moving with a speed of 5.50 m/s , has a head-on collision with a 0.085-kg ball initially moving in the same direction at a speed of 3.34 m/s . Assume that the collision is perfectly elastic. Part A Determine the speed of the 0.060-kg ball after the collision. Part B Determine the direction of the velocity of the 0.060-kg ball after the collision. Part C Determine the speed of the 0.085-kg ball after the collision Part D Determine the direction of the velocity of the 0.085-kg ball after the collision.

If momentum is conserved in a collision, does this indicate conclusively that the collision is elastic? Explain. A.Yes, momentum is conserved only in an elastic collision. B. No, momentum is conserved only in inelastic collisions.     C  No, momentum is conserved in all collisions, elastic or inelastic.

Two carts with masses of 10.0 kg and 2.5 kg move towards each other at 6.0 m/s and 3.0 m/s respectively.  The carts collide head on and stick together.                                                                                             a.What is the velocity of combined carts immediately after the collision?                                                                                                        b.What is the decrease in kinetic energy of the two carts?

Let a mass of 3.0 kg be standing still and a secondmass of 5.0 kg come along and hit it with velocity 4.0 m/s. Supposethe smaller mass moves off with a speed of 5.0 m/s.a) Draw a diagram to describe the situation before the collision.b) What is the velocity of the 5.0 Kg mass after the collision?c) Draw a diagram to describe the situation after the collision.d) What type of collision is it? Support your answer with calculations from Lawof Conservation of Momentum, and Law of Conservation of Energy.

The train car on the left with mass m1 is moving with speed V1i=24.0 m/s when it collides with a stationary car with mass m2. The two stick together and move with velocity V.a. Write initial momentum of the system by using symbols only?b. Write final momentum of the system by using symbols only? c. Use momentum conservation and solve for unknown v by using symbols? d. Calculate V if m1=m2?e. Show that the collision is inelastic?