How do rainbows occur?

t. 1.Rainbows happen when sunlight  and rain combine in very specific way.                        
 2.  The beams of  sunlight separate into the colours see in the rainbow  as they  enter a raindrop.                       

3.Sunlight is actually made up of different  

colurs that we don’t usually see

4.When a beam  of sunlight

comes down to earth,the light is white.  

5. Many raindrops  from the rainbow that we see are in stripes of red,orange, yellow green, blue indigo and violet.