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LIGHT SPECTRUMS


Ewa Kurzak 2007-01-19


"When the light changed, crayons changed their colours as well. The crayons remained the same but when the light changed to red or blue also crayons changed their colours."
- visible spectrum
- infrated spectrum
- ultraviolet spectrum

 

TO CHEAT THE EYESIGHT




Tipsa en vn Print




Tuesday 19th of March 2024 - 04:55 AM

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