Rainbow Rainbow A rainbow is a meteorological phenomenon that is caused by reflection, refraction and dispersion of light in water droplets resulting in a spectrum of light appearing in the sky. It takes the form of a multicoloured circular arc. Rainbows caused by sunlight always appear in the section of sky directly opposite the sun. Rainbows can be full circles. However, the observer normally sees only an arc formed by illuminated droplets above the ground, and centered on a line from the sun to the observer's eye. In a primary rainbow, the arc shows red on the outer part and violet
Rainbow flag the world. It consists of six vertical colored segments, the first five of which are usually blue, yellow, red, white, and orange, while the sixth is a combination of the first five. Variant colors are often found. A seven-colour rainbow flag is a common symbol of the international cooperative movement. The rainbow flag has been the cooperative emblem since 1921 when the International Co-operative Congress of World Co-op Leaders met in Basel, Switzerland to identify and define the growing cooperative movement’s common values and ideals to help unite co-ops around the world. In Essen, Germany in 1922, the International Co-operative