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Reposted from
Kerrie Ann Gardner
*Atmospheric Optics*
‘C’ is for cloud iridescence. This colourful optical phenomena appears on clouds close to the Sun or Moon. It’s caused by diffraction (small water droplets or ice crystals scatter the light) and is also called irisation, after the Greek goddess of rainbows, Iris.
‘C’ is for cloud iridescence. This colourful optical phenomena appears on clouds close to the Sun or Moon. It’s caused by diffraction (small water droplets or ice crystals scatter the light) and is also called irisation, after the Greek goddess of rainbows, Iris.
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