Rainbows
저자: Chelsey O'Connor
1. Science
1.1. Sunlight
1.2. Water Drops
1.3. Light Spectrum
1.3.1. ROYGBIV
1.4. Earth's Atmosphere
1.5. Meteorological Phenomenon
1.6. Refracted Light
2. YouTube Video
2.1. Guy Filming
2.2. http://www.youtube.com/watch?v=OQSNhk5ICTI&feature=&p=FB5AAA911FADF219&index=0&playnext=1
2.3. Double Rainbow
3. Math
3.1. Parabola
3.2. Altitude Angle
3.3. Semicircle
3.4. Rainbow angle
3.4.1. 40-42 degrees
3.5. Double Rainbow angle
3.5.1. 50-53 degrees
3.6. Circumhorizontal arc
3.6.1. "fire rainbow"