Color and Rainbow
Rainbow appears in the sky at the end of the rain. It is a long and wide band of seven colours. It forms a semicircle going from one end of the earth to the other. Scientists say that when sunlight passes through a thin medium to a denser medium, all the seven colours which are present in the white light form a semi-circular rainbow. The seven colours are violet, indigo, blue, green, yellow, orange and red. People believe that if a rainbow appears after the rain, it is an indication that there will be no more rains. In Hindi, rainbow is called 'Indra Dhanush' which means the Bow of Lord Indra. According to Hindu mythology Lord Indra is the god of rain. The rainbow looks miraculously beautiful. Its sight is very soothing to the eye. Small children get very excited when they see a rainbow.Have you ever wondered if there is a pot of gold at the end of a rainbow? Maybe you have or maybe you've even tried to find it. In this article you will find out how rainbows are formed, the colors in a rainbow, and other interesting facts about rainbows. First of all a rainbow is a curve of colored light which is seen in the sky. Rainbows can be seen in moonlight or in artificial light. They are caused by the sun shining through tiny drops of water in the air. A rainbow's brightness depends on how large the drops are. The larger the drops are the brighter the rainbow will be. Many people think that a rainbow is only made of six colors, but it is really make of seven. The colors in order are red, orange, yellow, green, blue, indigo, and violet. A primary rainbow is a rainbow with red on the outside and violet on the inside. The largest rainbow visible to observers on land is a semicircle, but many times you can only see half of a semicircle. If you were in a plane or helicopter you might be able to see a full circle rainbow. You may or may not believe there is gold at the end of a rainbow, but the beauty itself is worth alot. Hopefully this article