how many times can you observe the color of a light bulb? is it possible to guess when a light bulb is blinking in the blinking color? how to guess the color of a light bulb how to determine light bulb color how to determine the color of the light bulb how do you find the light bulb color? how do you determine the color of a light bulb how to determine what light bulb is blinking? which one will be the flash color of the light bulb when do you find out the difference between a light bulb and a light bulb how do you tell which light bulb it is how to identify color of light bulb what light bulb is red? is it possible to tell which light bulb color what is the correct color for a light bulb what color do light bulbs flash when you observe what light bulb it flashes red what color how many times to observe light bulb blink can you observe the brightness of a light bulb what color is light bulb