Infer how the initial speed of the nickel depended on the distance that you stretched the rubber band.

What would be the result of an alpha particle coming into a magnetic field? a) the alpha particle will stop moving. b) the alpha particle will reverse its direction. c) the alpha particle will be deflected in a curve path. d) the alpha particle will continue to travel in a straight line.

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above