When red light and green light are mixed, the color created is

When the red and green lights mix, the result is yellow. When green and blue lights mix, the result is a cyan. When the blue and red lights mix, the result is magenta. Red-green–blue additive mixing is used in television and computer monitors, including smartphone displays, to produce a wide range of colors.

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.