Light: Our Bridge to the Stars |
Contents
LET THERE BE LIGHT | 1 |
THE SOURCE OF LIGHT | 13 |
THE SPECTRUM | 26 |
Copyright | |
11 other sections not shown
Common terms and phrases
accurate actually Albert Einstein angstroms appear astronomers atom band billion bodies bright broadcast clouds coherent light color dark developed discovered distance distant stars earth electric electromagnetic spectrum electrons element energy ether exactly example experiment explain eyes Fraunhofer Fraunhofer lines frequency galaxies Galileo giant glows Hale telescope heat heavens Hooke Huygens hydrogen infrared rays instrument Isaac Newton James Clerk Maxwell Joseph von Fraunhofer laser lens lenses light rays light waves lines Lippershey mathematical matter Maxwell measure ment miles per second Milky mirror moon motion Mount Palomar Observatory move object observation optical orbit ordinary particles passes photoelectric effect photographic plate Planck planets pressure prism produced proved quantum radiation radio waves radiotelescope rays of light real image reflecting telescope refraction Roemer scientists seen solar system space speed of light sun's sunlight surface temperature tiny tion tube ultraviolet universe violet wave lengths wave theory