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Direct linkNopparatjamjomras, Suchai; Chitaree, Ratchapak; Panijpan, Bhinyo – Physics Education, 2009
To overcome students' inaccurate prior knowledge on primary additive colours, a coloured-light mixer has been constructed to enable students to observe directly the colours produced and reach the conclusion by themselves that the three primary colours of light are red, green, and blue (NOT red, yellow, and blue). Three closely packed tiny…
Descriptors: Science Activities, Scientific Concepts, Light, Color
