Foundation Science Primary 4 Energy

Which of the following does NOT produce its own light?

A The Sun
B A lightning bolt
C A glowing computer screen
D A diamond ring
Show Worked Solution

Worked Solution

Step 1: A diamond ring sparkles because it reflects and refracts light from other sources. Step [2-9]: It is not a luminous object. Step [2-9]: The Sun, lightning, and screens are all luminous.

Correct answer: A diamond ring

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