Physics of the Air #251788

Stairstep Clouds, Arching Of Cloud Bands, Crepuscular Rays, Auroral Streamers, Sky Vault, Apparent Size Of Sun and Moon, Apparent Distance Between Stars. II. Refraction phenomena: atmospheric refraction Astronomical Refraction, Scintillation, Scintillation of Planets, Shadow Bands, Terrestrial Scintillation, Shimmering, Optical Haze, Times Of Rising and Setting of Celestial Objects, Green Flash, Terrestrial Refraction, Looming, Towering, Sinking, Stooping, Superior Mirage, Inferior Mirage, Lateral Mirage, Fata Morgana. III. Refraction phenomena: refraction BY water drops. Rainbow, Principal Bows, Supernumerary Bows, Deviation Of Rays, Minimum Deviation, Formation of the Bow, Minimum Brightness Between Bows, Origin Of Supernumerary Bows, Equation Of Wave Front, Variation Of Intensity, Distribution of Colors, Relation of Size Of Drop and Wave-length to Intensity, Popular Questions, Reflected Rainbows, Reflection Rainbows, Horizontal Rainbow.