The next 2 questions refer to this scenario: An explosive-laced hockey puck slides across frictionless ice. As shown in the diagrams, the puck explodes into three equal-mass pieces.

Describe the motion of the boy while the car is slowing, in terms of the forces acting on him.

If the space station has a velocity of 7.5 x 103 m/s relative to the ground, what is the velocity of the satellite relative to the ground?

The person lets go of the handle and allows the bucket to fall downward. The angular acceleration of the drum, α, is related to the acceleration of the bucket, a, by the relation

Which of these statements best describes the motion of the cannonball after it is fired from the cannon?

The next 4 questions refer to this scenario: In this diagram we look down on a hockey puck sliding, with constant velocity, from point a to point b along a frictionless horizontal surface. When the puck reaches point b, it receives an instantaneous horizontal “kick” in the direction of the heavy arrow.

Along which segment does gravity do the most work?

After twenty seconds, will the rocket’s acceleration be larger than, the same as, or less than it was when the rocket began its journey? Why?

What is the sign of the velocity of the particle at point D?

Along which of the paths below will the hockey puck move after receiving the kick? Image Description The kick force to the puck is given horizontally from the left. Following are the options given. A. The puck goes straight up from the impact. B. The puck goes diagonally up and to the right. C. The puck goes up, then curves to the right. D. the puck curves to the right, then goes up. E. The puck curves up to the right.