A cinderblock is dropped from a two-story window into the back of a moving pick-up truck carrying cinderblocks and bricks. Which table correctly shows the change in momentum?

What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius