The density of the box 4\3 of density o cylinder and they have the same volume if the mass of the box is 12kg. What is the mass of the cylinder

When the velocity of an object is doubled, by what factor is its momentum changed? by what factor is its kinetic energy changed? a) the momentum is zero. b) the momentum is not zero. c) difficult to say.

From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.

What properties of a moving object are used in determining the object's energy of motion