Chapter 6: Telescopes – Portals of Discovery. Visible light is only one type of electromagnetic radiation emitted by stars Each type of EM radiation travels.
Sze-leung Cheung: International Year of Light 2015 Astronomy Programme: Cosmic Light
ELECTRO MAGNETIC SPECTRUM The electromagnetic spectrum extends from wavelengths of many meters to wavelengths of submicroscopic size. Visible light has.
Telescopes What is the purpose of a telescope? What is the purpose of a telescope? To gather electromagnetic radiation in the form of visible light. It.
Section 28-1 TOOLS OF ASTRONOMY Radiation The radiation from the cosmos that scientists study is electromagnetic radiation Electromagnetic (EM) radiation.
