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You searched for "rainbow"

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(of which 18 are Websites, 1 is a Videos, and 1 is a Experiments)

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Fire rainbows / Circumhorizon arc

Find out what conditions you need to see fire rainbows

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Circles of light: the mathematics of rainbows

An in-depth study of the mathematics involved in the study of rainbows. For advanced students only.

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Hits: 1829

Rainbows in Soap Bubbles

Why do you see rainbows in soap bubbles or on oil and water? Explanation of thin film interference from HowStuffWorks.com

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Hits: 3523

Why is petrol / oil in water colourful?

An answer from PhysLink.com about thin film interference, whic explains why you see rainbow colours in oil.

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Hits: 1806

Refraction of Light

This site aims to further our understanding of light and the rainbow.

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Hits: 1599

Why do rainbow-like colours appear on the surface of oil?

Non-mathematical explanation of colours seen in an oil film, caused by light interference. Nice diagram and accompanying photograph.

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Hits: 2570

Spectral colours

In a rainbow or the separation of colors by a prism we see the continuous range of spectral colors (the visible spectrum).

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Hits: 1554

Iridescence

An interesting but straightforward page about iridescence, explaining how interference works to create rainbows on oil on a wet pavement, with links to pages about butterflies, beetles and peacocks.

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Hits: 1786

Light & Optics - Online meteorology guide

An excellent guide to atmospheric optics: meteorological effects such as rainbows, halos and red sunsets, explained using basic physics.

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Hits: 2556

The Science of Light - Coloured Spectra

This site introduces the idea that light can be refracted into all the colours of the rainbow. The site uses this idea to introduce the idea of spectrographs used in astronomy.

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Hits: 1305

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