There is
Red for stop
Yellow for slow
Green for Go
Traffic light colours have different shapes in order to inform the colour blind what colour the light is.
yes as they have a written theory test in which they need to indicate the colours of the traffic light.
red light is used in traffic lights because red light has a "longer wavelength" than other colours
Three Red Amber Green
3 Colours on a Traffic Light
3 colours on a traffic light red amber green
Colours of Light was created on 2009-08-26.
Red light plus green light equals yellow light. This is why you get yellow on a screen. Light colours mixed give you different colours to paint colours. Light Primary colours are red, blue and green but Paint Primary colours are red, blue and yellow.
because dark colours absorb light and light colours reflect light
yes because light colours can be seen on dark colours
BlackAll of the colours that make the white light shine down on the black object and all of the colours that make the white light the light absorbs into the object and no light reflects.WhiteAll of the colours that make the white light shine down on the white object and the light and no light is absorbed into the object but all of the colours that make the white light are reflected into your eyes
A prism will split white light into its constituent colours (the colours of the rainbow). "White light" is the light we see around us i.e. natural light from the sun. This light is made up of all the colours in the visible spectrum