Clouds are formed by water vapor, sometimes you can notice water vapor by what we call, Fog. It can get so thick making it impossible to see.
White light is a combination of seven colours (VIBGYOR) . When they passed through prism each wave travels at different speeds (having different energies and wave lengths) split in to seven...
in the form of photons
Two types of fermentation for champagne. One uses co2 to form bubbles.
Having bareback sexual intercourse between a man and a woman at the point where they are both at their most fertile.