Standard Science Primary 4 Matter

Siti tried to push the plunger of a syringe filled with substance X. She found that she could push the plunger in slightly. What could substance X be?

A Oil
B Oxygen
C Sand
D Water
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Worked Solution

Step 1: Identify the property shown (compressibility). Step 2: Only gases can be compressed because their particles are far apart. Step 3: Oxygen is a gas. Step 4: Final Answer: Oxygen.

Correct answer: Oxygen

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