Why are rainbows colourful?
Throughout time, people have been fascinated with rainbows. Their arched splashes of color have been the subject of songs and poems, stories and mythology. In the Bible, the rainbow is seen as a sign of God’s promises, and most of us are familiar with the legend of the pot of gold at the end of the rainbow. To unlock the rainbow’s secrets, let’s explore how water and light work together to produce a colorful work of art. What makes rainbows so mysterious is this simple but often puzzling fact: Rainbows are light. You can’t touch them. You can’t reach around behind them. They exist only in the eyes and sometimes the photographs of the people who see them. Light, or more specifically visible light, includes every color we can see, with violets and blues on one end of the spectrum and oranges and reds at the other end. A rainbow is visible light broken into what we see as seven colors: red, orange, yellow, green, blue, indigo and violet. What Does It Take? Three things must happen for you
