Advanced Science Primary 4 Matter

Jun Jie has two identical containers. Container A is filled with 1kg of cotton wool. Container B is filled with 1kg of iron. Which of the following is true?

A Container B has more mass than Container A.
B Both containers have the same volume.
C Container B has a larger volume of material than Container A.
D Container A has a larger volume of material than Container B.
Show Worked Solution

Worked Solution

Step 1: Identify that mass is equal (1kg). Step 2: Consider density. Cotton wool is "fluffy" and less dense than iron. Step 3: 1kg of cotton wool occupies a much larger space (volume) than 1kg of iron.

Correct answer: Container A has a larger volume of material than Container B.

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