Formative Practice 8.7 – Science Form 1 Chapter 8


Question 1:
Three torchlights are switched on as in the diagram below. What are the colours formed in A, B, C and D?


Answer:
A = Magenta, B = Cyan, C = Yellow, D = White


Question 2:
State the colours of the light formed on the screen in the diagrams below.


Answer:
(a) red
(b) green
(c) magenta

Leave a Comment