svetlobna hitrost
svetlobna hitrost
the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second [hitrost, s katero svetloba potuje v vakuumu; konstantnost in univerzalnost svetlobne hitrosti se priznava z definiranjem, da je natančno 299.792.458 metrov na sekundo]
Dostopnost
Dostopnost