A mystery planet has an acceleration of gravity of 5 m/s2. If it is determined that the radius of the planet is 2 million meters, what is the mass of this planet?

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.