Standard Science Primary 4 Matter

Which of the following is NOT matter?

A Oxygen gas
B A shadow
C A drop of oil
D A grain of sand
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Worked Solution

Step 1: Matter is defined as anything that has mass and occupies space. Step 2: Oxygen, oil, and sand all have mass and volume. Step 3: A shadow is the absence of light and has no mass or volume.

Correct answer: A shadow

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