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The Nature of Light In Astronomy. Herschel's Infrared experiment Invisible (to our eyes) light immediately beyond the color red is call infrared light. - ppt download
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Herschel Infrared Light Experiments Canvas Print / Canvas Art by Science Photo Library - Fine Art America
Herschel's Experiment | Cool Cosmos
In 1800 astronomer William Herschel, out of curiosity, used a prism and placed a thermometer on each color of the spectrum to see if there was a difference. He had an extra
