25 pts which of these is not equal to a joule of energy? a. n-m b. kg-m2/s2 c. kg2-n/s d. all of these are different ways of writing a joule. i thought that a was the only way to write a joule of energy, but there is only 1 answer here.

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.

What is the momentum of a 2 kg object moving at 15 meters per second

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