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1 Which requires more work, lifting a 10kg sack of coal or lifting a 15kg bag of feathers?
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1 vote
1 Which requires more work, lifting a 10kg sack of
coal or lifting a 15kg bag of feathers?

User Chris Hick
by
6.4k points

1 Answer

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15KG bag of feathers
User Aurelio De Rosa
by
6.8k points
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