Foundation Science Primary 4 Matter

Siti has three objects: a pencil, a cup of juice, and the air inside a balloon. Which of the following is true about all three objects?

A They have a definite shape.
B They have a definite volume.
C They occupy space and have mass.
D They can be compressed easily.
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Worked Solution

Step 1: Matter is defined as anything that has mass and occupies space. Step [2-9]: Pencil (solid), juice (liquid), and air (gas) are all forms of matter. Step [2-9]: Therefore, they all have mass and occupy space.

Correct answer: They occupy space and have mass.

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