Advanced Science Primary 4 Matter

Which of the following statements about 1kg of cotton and 1kg of iron is TRUE?

A They have the same volume.
B Cotton occupies less space than iron.
C Iron has more mass than cotton.
D They have the same mass.
Show Worked Solution

Worked Solution

Step 1: Both are defined as 1kg. Step 2: Mass is the amount of matter, which is identical here. Step 3: Volume (space occupied) will differ due to density.

Correct answer: They have the same mass.

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