1 sentences with 'spectroscopy'

Example sentences and phrases with the word spectroscopy and other words derived from it.


« The most accurate knowledge about nebulae has only come from spectroscopy, a method of breaking down light and photographing the wavelengths - the colours - that make up the light. The dark lines that may appear signify an absorption by some chemical element. As each element absorbs a certain frequency, we know what nebulae are made of. »

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