Standard Science Primary 4 Energy

Why can we see a non-luminous object like a book?

A Light from a source is reflected by the book into our eyes.
B The book absorbs all the light from the surroundings.
C Our eyes give out light that shines on the book.
D The book gives out its own light.
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Worked Solution

Step 1: Non-luminous objects do not emit light. Step [2-9]: We see them because light from a source hits them and bounces off (reflects) into our eyes.

Correct answer: Light from a source is reflected by the book into our eyes.

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