Most likely the phone because the poster would glide the shoe box isn't that heavy and the penny is light so i would think its the phone because its medium size and is heavier
Answer:
Torrey's neighbour is incorrect because increase in kinetic energy is proportional to velocity. If the velocity increases so will the object's kinetic energy. Because the mass is constant, if the velocity increases, so does the kinetic energy.
Phosphorus is the answer hope this helps