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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...

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 ...

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.

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 ...

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.

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 ...

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.

Rainbow - New World Encyclopedia

www.newworldencyclopedia.org/entry/Rainbow

Jun 23, 2015 ... The sky inside the primary bow is brighter than that outside. ... It takes the form of a multicolored arc, with red on the outer edge of the arc and ...

Rainbows - Richard Fitzpatrick

farside.ph.utexas.edu/teaching/302l/lectures/node131.html

A rainbow is an arc of light, with an angular radius of $42^\circ$ ... The colours of a rainbow vary smoothly from red on the outside of the arc to violet on the inside ...

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.