The solar spectrum refers to the range of electromagnetic radiation emitted by the sun, including visible light, ultraviolet rays, and infrared radiation. Synonyms for the solar spectrum include the sun's spectrum and the electromagnetic spectrum of the sun. It is important to study the solar spectrum because it allows scientists to analyze the composition and characteristics of the sun and to understand how solar radiation affects the Earth and its atmosphere. Other related terms include solar radiation, solar energy, and solar power, all of which are connected to the study of the solar spectrum and its effects on our planet.