Standard Science Primary 4 Energy

A wooden ball is placed between a torch and a screen. If the torch is moved closer to the ball, what happens to the size of the shadow on the screen?

A It becomes smaller.
B It stays the same.
C It disappears.
D It becomes larger.
Show Worked Solution

Worked Solution

Step 1: Shadows are formed when light is blocked by an opaque object. Step 2: Moving the light source closer to the object increases the angle of light blocked. Step 3: This results in a larger shadow on the screen.

Correct answer: It becomes larger.

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