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primary 6 | Science
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Kc
Kc

primary 6 chevron_right Science chevron_right Singapore

Please help. Thanks

Date Posted: 4 years ago
Views: 955
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Think it’s 4
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STC
Stc's answer
7 answers (A Helpful Person)
1st
Should be 2. Not A because mass of air in balloon remains constant. Not D because balloon shrinks.
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Nicholas TYY
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20 answers (Tutor Details)
Scott Teo
Scott Teo
3 years ago
Why not 1? Cos when the volume of air increases in water, shouldn't the balloon attached to the weight float up? That way we could see if the mass increases.
4
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Ashton
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38 answers (A Helpful Person)
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HiderApplecross
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1783 answers (Tutor Details)
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