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Rainbows and water – a sun project

By |2018-05-31T11:49:25+00:00August 18th, 2017|Physics|

Sunshine through the clouds and Earth's atmosphere You can see that the sunlight that reaches the Earth travels at different wavelengths. On a sunny day, put a full glass of water (a real glass glass) in the sunshine on your windowsill. Look where the sunshine goes through the water, and you should see rainbows on the floor or walls. [...]