Teal & White Ribbon: Cervical Cancer. Rainbow Ribbon: Adrenocortical carcinoma, Gay Pride, Same Sex Marriage. Black & Pink Ribbon: Loss of a Sister, Loss of a female child, mourning a sister, mourning a daughter. Black & Blue Ribbon: Loss of a Brother, Loss of a male child, mourning a brother, mourning a son.
Electromagnetic spectrum refers to the full range of all frequencies of electromagnetic radiation and also to the characteristic distribution of electromagnetic radiation emitted or absorbed by that particular object. Devices used to measure an electromagnetic spectrum are called spectrograph or spectrometer.
Electromagnetic Radiation. Electromagnetic radiation, the larger family of wave-like phenomena to which visible light belongs (also known as radiant energy), is the primary vehicle transporting energy through the vast reaches of the universe.