Ключевые слова: atom, blue, chart, color, diagram, electromagnetic, emission, eye, frequency, gamma, graphic, green, hydrogen, infographic, infrared, ir, led, length, light, line, nanometer, oscillation, physics, prism, purple, radar, radiation, rainbow, red, science, spectra, spectrum, tv, ultraviolet, uv, visible, vision, wave, waveform, wavelength, white, yellow,