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Скачать с ютуб LIGHT full lesson | Physics | Class 8 | CBSE Syllabus в хорошем качестве

LIGHT full lesson | Physics | Class 8 | CBSE Syllabus 4 года назад


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LIGHT full lesson | Physics | Class 8 | CBSE Syllabus

LIGHT full lesson | Physics | Class 8 | CBSE Syllabus Light or visible light is electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye.[1] Visible light is usually defined as having wavelengths in the range of 400–700 nanometers (nm), or 4.00 × 10−7 to 7.00 × 10−7 m, between the infrared (with longer wavelengths) and the ultraviolet (with shorter wavelengths).[2][3] This wavelength means a frequency range of roughly 430–750 terahertz #light #lightfulllesson #CBSEphysics #CBSEclass8 #class8science This video is a part of Pebbles CBSE Syllabus Live Teaching Videos Pack. Class 6 to 12th Subject Packs are available in all leading Book Stores in all over India. For online purchase of our products. visit www.pebbles.in To watch the rest of the videos buy this DVD at http://www.pebbles.in Engage with us on Facebook :   / pebbleschennai   Twitter:   / pebbleschennai   Google+: https://plus.google.com/b/11634984433... Share & Comment If you like

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