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Rainbow - Wikipedia


A rainbow is a meteorological phenomenon that is caused by reflection, refraction and ... In a double rainbow, a second arc is seen outside the primary arc, and has the order of its colours reversed...

Rainbow Formation - The Physics Classroom


An observer on the ground observes a half-circle of color with red being the color perceived on the outside or top of the bow. Those who are fortunate enough to ...

Rainbows | Causes of Color - Webexhibits


Ideal conditions for rainbows are sunlight and water droplets, usually as rain, but ... primary rainbow (lower) run from violet on the inside to red on the outside.

rainbow - The Worlds of David Darling


The primary rainbow, with red on the outside and violet inside, results from one total internal reflection. Sometimes a dimmer secondary rainbow with reversed ...

What is a Double Rainbow? - AccuWeather


Apr 18, 2014 ... The colors of the second rainbow are inverted, with blue on the outside and red moved to the inside. The second bow appears dimmer or ...

What is the order of colors in a rainbow? | eNotes


Oct 9, 2011 ... So on the secondary rainbow Red will occur on the inside edge followed by Orange, Yellow, Green, Blue, Indigo, then Violet on the outside ...

About Rainbows - UCAR Center for Science Education


Referring to the figure, we see that the rainbow ray for red light makes an angle of 42 degrees ... Notice the contrast between the sky inside the arc and outside it.

Frequently asked questions about the rainbow - Weather Photography


Outside the rainbow, there is no light exiting raindrops in the way that ... That means that only the red part of the color spectrum causes the rainbow, and hence  ...

Secondary Rainbows: fainter than a primary rainbow


A secondary rainbow appears outside of a primary rainbow and develops when ... Violet light from the higher drop enters the observer's eye, while red light from ...

Rainbow, Double Rainbow, And Alexander's (Dark) Band


Aug 4, 2014 ... Since each reflection causes the colors to be reversed, the second rainbow appears to have red on the inside and blue on the outside.

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Frequently Asked Questions about Rainbows - Atmospheric Optics


... for red than blue. Thus red is on the outside and blue is on the inside of the rainbow.

Primary and Secondary Rainbows - HyperPhysics


Rainbows result from refraction of sunlight in falling water droplets plus ... If the drops are large, 1 millimeter or more in diameter, red, green, and violet are bright ... than the sky just outside the secondary rainbow, but this is a smaller difference.

Rainbows: How They Form & How to See Them - Live Science


Mar 15, 2011 ... A single, or primary, rainbow has red on the outside or top of the bow and blue on the inside. Usually the radius of the arc is equal to about ...