Standard Science Primary 4 Energy

Which of the following describes how a shadow is formed?

A Light passes through a transparent object.
B Light travels in curved lines around an object.
C Light is reflected by an object.
D Light is blocked by an opaque or translucent object.
Show Worked Solution

Worked Solution

Step 1: Shadows occur when light cannot pass through an object. Step 2: Opaque objects block all light; translucent objects block some. Step 3: Therefore, the blockage forms a shadow.

Correct answer: Light is blocked by an opaque or translucent object.

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