The activity deals with mixing primary colors of light (additive mixing). In case of light it is just the opposite of mixing color with paints! The more light you add the lighter the resultant color will get. Primary colors of light are red, green and blue.
Dèiligidh an cleas seo le measgadh prìomh dhathan solais (measgadh cuir ris). ’S e an dearbh-chaochladh de mheasgadh dhathan le peant a tha sa mheasgadh solais! Mar as motha an solas a chuireas tu ris, ’s ann as soilleire a dh’fhàsas an dath a gheibh thu. Seo na prìomh-dhathan airson solais: dearg, uaine is gorm.