Ключевые слова: beam, black, blue, bright, color, colorful, colour, concept, design, dispersion, education, experiment, glass, green, illustration, isolated, light, object, optic, optical, optics, orange, physics, prism, pyramid, rainbow, ray, red, reflecting, reflection, refract, refraction, science, scientific, shape, shine, spectral, spectrum, split, triangle, triangular, vibrant, visible, white, yellow,