Chapter 17 Quasars and Active Galaxies. Introduction Quasars, and the way in which they became understood, have been one of the most exciting stories.
Introduction to Spectroscopy
Chapter 16 electronics and information and communication technology (ict)
Electromagnetic Waves have different wavelengths. When you listen to the radio, watch TV, or cook dinner in a microwave oven, you are using electromagnetic.
Different Types of Telescopes (that do not use visible light)
Last Words on CETI and some Space Travel Basics
Radio Waves
NAIC’s 2009 Program Plan & Budget Presentation December 2008 Radio Astronomy & Future Plans (Continued) Chris Salter (NAIC, Arecibo Observatory)
Frequency low Wavelength long Energy low
Radio Astronomy: An Informal Talk
Radio Astronomy: An Informal Talk Presented to the High School Students’ Science/Technology Conference 19 October 2007 by Dr. Harold Geller, GMU.
