The 2016 Coronado, California, population is 24,812. There are 3,128 people per square mile (population density).
Electromagnetism is a branch of physics which deals with electricity and magnetism and the interaction between them. It was first discovered in the 19th century and has extensive application in today's world of physics.
One way humans use each of microwaves, X-rays, infrared, and radio waves. Microwaves- used to transmit cellular phone messages and cook food. X-rays- used to see inside the body to help doctors diagnose health problems. Infrared-provide the energy that makes your morning toast.