Aturntable is spinning on a frictionless axle when a ball of putty is dropped onto it from above. the putty sticks to the turntable when it lands. is angular momentum conserved for the turntable and putty (the system) during this process?

If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.

How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.

Which of the following is an example of units for speed