Radio waves, gamma-rays, visible light, and all the other parts of the electromagnetic spectrum are electromagnetic radiation. Electromagnetic radiation can be described in terms of a stream of mass-less particles, ...
The electromagnetic spectrum is a map of all the types of light that we can identify. It separates all the types of light by wavelength because that directly relates to how energetic the wave is. More energetic wave
For most of history, visible light was the only known part of the electromagnetic spectrum. The ancient Greeks recognized that light traveled in straight lines and studied some of its properties, including reflection
There are two atoms of potassium bonded to one atom of sulfur.
I believe it would be a musical note
This is a question that would have literally have taken two seconds to look up on google but the answer is 1.88 years.
A natural frequency of vibrations determined by the physical parameters of the vibrating object.
