a motorcycle travels west increasing its speed from 6.5m/s to 9.2m/s through a distance of 48m. what was the motorcycle's acceleration?

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.