1. which word or phrase best describes entropy? a) force b) kinetic energy c) order d) disorder

Why is metal often used for cooking pan?

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.

Explain why electric current cannot exist if a current doesn't have a voltage source.