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Rainbows Show The Entire Spectrum Of Visible Light The Separate Colors Moving In From The Outer Edges Are Red Orange Yellow Green Blue Indigo And Violet.
Other Colors Can Be Seen Only With Special Cameras Or Instruments: Wavelengths Up The Frequency Of Red Are Called Infrared And Higher Than Of Violet Are Called Ultraviolet.
Light Moves In A Straight Line The Straight Line Path Is Often Drawn As A Ray That Moves In One Direction Ray Diagrams Are Used To Illustrate Light Traveling From One Place.
Whether It Can Be Seen Or Not In A Vacuum The Speed Of Light Is 299 792 458 Meters Per Second Or About 186 282 Miles Per Second This Means It Takes About 7 Minutes For Light To Reach Earth From The Sun.
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