Advanced Science Primary 4 Matter

Michael has a displacement can filled with water up to the spout. He carefully drops a stone into the can and collects 30 cm³ of water in a measuring cylinder. What is the volume of the stone?

A 15 cm³
B 30 cm³
C 60 cm³
D The stone has no volume.
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Worked Solution

Step 1: Solids occupy space. Step [2-9]: When an object is submerged in water, it displaces a volume of water equal to its own volume. Step [2-9]: The 30 cm³ collected is the volume of the stone.

Correct answer: 30 cm³

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