1 Common rashes include eczema, poison ivy, hives, and athlete's foot. 2  Infections that cause rashes may be fungal, bacterial, parasitic, or viral.  Over-the-counter products may be helpful treatments for many skin rashes.
The conditions under which this process occurs happen in two ways. According to the Cornell Center for... Atoms emit a photon when an electron falls from a high-energy state to a low-energy state. The conditions under which this process occurs happen in two ways. According to the Cornell Center for...
Photons are the form energy takes when traveling through free space. Yes, anything that emits light is creating photons. Electrons are changing energy state, and when they give up energy, the energy is in the form of photons because free energy is ALWAYS in the form of photons. No, photons are not mass.