Advanced Science Primary 4 Matter

An astronaut brings a 5 kg bowling ball from Earth to the Moon. Which statement is true about the ball?

A Its mass remains the same.
B Its mass decreases.
C Its volume decreases.
D It contains less matter.
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Worked Solution

Step 1: Mass is the amount of matter in an object. Step 2: Location (Earth vs Moon) does not change the amount of matter. Step 3: Weight changes, but mass is constant.

Correct answer: Its mass remains the same.

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