We see colours because of the light absorbed by the object in view. White paper absorbs all the colours of the rainbow - so only white is reflected. A red stop sigh absorbs all colours except for red & white.
Apparently, a rainbow appears in the sky because both, rain and sun, mix together and produce light and colours. Some people belive that at the end of a rainbow is gold. But how does the gold just appear suddenly?
When sunlight passes through raindrops, the rain drops act like a glass prism. The sunlight is split into the rainbow colours in the sky, and a rainbow appears.
The colours of the Olympic rings were chosen because at least one of those colours appears on each countries flag.
Mystic topaz usually appears to display rainbow colours, with greens, blues and ... every single colour can be seen in one kaleidoscopic and magical stone.
Because of the resolution of the colours as light reflects through the water particles
Light appears white, however it is made up of different colours, which when put together make white light. These colours can be seen if you direct light through a prism. At the right angle the light is split up into the colours (rainbow).
There are seven colours in a rainbow. In order, the colours are Red, Orange, Yellow, Green, Blue, Indigo, and Violet.
controlling the weather and bright colours
The rainbow has seven colours.
rainbow
RedOrangeYellowGreenBlueIndigoViolet
rainbow colours