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

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g