Reference Links
updated: 24-Aug-2017 8:19 PM
Horizon, Rise, Set, & Twilight Definitions
Comparative Lengths of Days & Nights
The Sun
4 Seasons
Earth's Magnetic Field
Hertzsprung-Russell Diagram
Electro-Magnetic Spectrum
Light
Optics, Lenses & Mirrors
Incidence, Refraction & Reflection
Electricity
Electric Storage / Cells / Batteries
Photovoltaic Cells
U.S. Department of Energy Text Handout
Time
Crystals
Czochralski Method of Crystal Pulling
Photo-Voltaic 10 page .pdf link
Web Solar & Energy Resources Link
Physics of Everyday Phenomena, 6/ed. Link
U. S. Naval Observatory Calculation Data Services Link