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Physics, 03.07.2019 16:00 jaliyahmw

In which of these cases is a waiter doing work on the object section 1 : the waiter is carrying a tray of glasses across a room. section 2 : the waiter is pushing a cart across a room

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In which of these cases is a waiter doing work on the object section 1 : the waiter is carrying a...
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