When the atmosphere is not quite clear, one may sometimes see colored circles concentric with the Sun or the Moon. These are gen
erally not more than a few diameters of the Sun or Moon and invariably the innermost ring is blue. The explanation for these phenomena involves:_________ A) reflection
B) refraction
C) interference
D) diffraction
E) Doppler effect
Soap breaks up the oil into smaller drops, which can mix with the water. It works because soap is made up of molecules with two very different ends (one end of molecules are hydrophilic, so they love water; the other end of molecules is hydrophobic, so they hate water).
