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Rainbow - Wikipedia

en.wikipedia.org/wiki/Rainbow

A rainbow is a meteorological phenomenon that is caused by reflection, refraction and ... In a primary rainbow, the arc shows red on the outer part and violet on the ... In a double rainbow, a secon...

Frequently Asked Questions about Rainbows - Atmospheric Optics

optics.kulgun.net/Rainbow/rainbow-faq.shtml

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

Rainbow Formation - The Physics Classroom

www.physicsclassroom.com/class/refrn/Lesson-4/Rainbow-Formation

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 ...

Primary and Secondary Rainbows - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/atmos/rbowpri.html

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 | Causes of Color - Webexhibits

www.webexhibits.org/causesofcolor/13.html

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.

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

www.livescience.com/30235-rainbows-formation-explainer.html

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 ...

rainbow - The Worlds of David Darling

www.daviddarling.info/encyclopedia/R/rainbow.html

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

www.accuweather.com/en/weather-news/what-is-a-double-rainbow-1/33889

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 ...

About Rainbows - UCAR Center for Science Education

eo.ucar.edu/rainbows/

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.

What are the colors of the rainbow? | Reference.com

www.reference.com/science/colors-rainbow-bd6bba26ed87e120

There are seven visible colors of the rainbow: red, orange, yellow, green, blue, indigo ... which results in a second arc being visible outside of the primary arc.