Standard Science Primary 4 Energy

Which of the following correctly describes how we are able to see a non-luminous book on a table?

A Light from a source is reflected off the book and enters our eyes.
B Light from a source travels directly into our eyes only.
C Light from our eyes travels to the book.
D The book produces its own light which travels to our eyes.
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Worked Solution

Step 1: Most objects are non-luminous (do not produce light). Step [2-9]: For us to see them, light from a source (like a lamp) must hit the object. Step [2-9]: The light reflects off the object and enters our eyes.

Correct answer: Light from a source is reflected off the book and enters our eyes.

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