Mon Prof Augmenté
Arc of Colored Bands
Age 14 · Physics
A rainbow separates white sunlight into colored bands. The bands always run from red on the outside edge to violet on the inside edge.
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In the picture
- Red outer band
- Yellow middle band
- Blue inner-middle band
- Violet inner band
Examples
- A garden hose spray in sunlight can make a small rainbow.
- A glass prism can spread white light into a strip of colors.
Key takeaways
- In a primary rainbow, red is on the outer edge and violet is on the inner edge.
- The order of the colored bands stays the same each time sunlight is separated this way.
Quiz: Arc of Colored Bands (Age 14)
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In a primary rainbow, which color is on the outer edge?
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In a primary rainbow, which color is on the inner edge?
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What is true about the order of the colored bands when sunlight is separated this way?
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