9) A car of mass 1000.0 kg is traveling along a level road at 100.0 km/h when its brakes are applied, and the car skids. Calculate the stopping distance if the coefficient of kinetic friction of the tires is 0.500. Neglect air resistance.

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.