Experiment: MIXING COLOURS

HOW ARE COLOURS MADE?
Experiment: MIXING COLOURS
	You will need: - Three light colour filters: green, blue and red. - A proyector. Instructions: 1.- Cover the light of the proyector with each filter. 2.- Cover the light of the proyector with two filters at the same time. 3.- Observe what colour can you see. 4.- Cover the light of the proyector with the three filters at the same time.

 

Red Light Filter	If we put a red light filter….
	… we can see the whiteboard in red colour.

Blue Light Filter	If we put a blue light filter….
	… we can see the whiteboard in blue colour.

 

Green Light Filter	If we put a green light filter….
	… we can see the whiteboard in green colour.

	If we put green and red light filters….
	… we can see the whiteboard in yellow colour.

 

	If we put green and blue light filters….
	… we can see the whiteboard in cyan colour.

	If we put red and blue light filters….
	… we can see the whiteboard in magenta colour.

	If we put blue, green and red light filters….
	… we can see the whiteboard in white colour.

Let's work with colours
RED, GREEN AND BLUE ARE THE PRIMARY COLOURS OF LIGHT

 

 

We have seen the colours of a mobile screen by using a microscope.