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  1. 10 Αυγ 2016 · As the full spectrum of visible light travels through a prism, the wavelengths separate into the colors of the rainbow because each color is a different wavelength. Violet has the shortest wavelength, at around 380 nanometers, and red has the longest wavelength, at around 700 nanometers.

  2. 30 Νοε 2014 · By taking the Doppler effect in consideration, for an objects light to be blue shifted to zero wavelength, the object must be moving towards you at the speed of light. and since this is considered impossible for objects with mass, the minimum possible wavelength is surely not zero.

  3. Radio waves, at the low-frequency end of the spectrum, have the lowest photon energy and the longest wavelengths—thousands of kilometers, or more. They can be emitted and received by antennas, and pass through the atmosphere, foliage, and most building materials.

  4. en.wikipedia.org › wiki › LightLight - Wikipedia

    Light, visible light, or visible radiation is electromagnetic radiation that can be perceived by the human eye. [1] Visible light spans the visible spectrum and is usually defined as having wavelengths in the range of 400700 nanometres (nm), corresponding to frequencies of 750–420 terahertz.

  5. 16 Ιαν 2021 · The visible light spectrum is the region of the electromagnetic spectrum that human eyes see. It runs from wavelength of about 400 nanometers (nm) at the violet end of the spectrum to around 700 nm at the red end of the spectrum.

  6. 14 Νοε 2014 · The electromagnetic spectrum from lowest energy/longest wavelength (at the top) to highest energy/shortest wavelength (at the bottom). (Credit: NASA's Imagine the Universe) Radio: Your radio captures radio waves emitted by radio stations, bringing your favorite tunes.

  7. education.nationalgeographic.org › resource › visible-lightVisible Light - Education

    19 Οκτ 2023 · The longest wavelengths (around 700 nanometers) are red and the shortest wavelengths (380 . nanometers) are violet. The human eye and brain work together to convert visible light energy into an electrical impulse that can be interpreted as an image.

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