The diagram below shows the velocity vectors for two cars that are moving relative to each other. From the frame of reference of car 1, what is the velocity of car 2?

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.