akradgirl akradgirl

23-01-2017
Biology

contestada

Which of the following describes work?
a) lifting a 1 kg mass for 1 m
b) holding a 1 kg mass for 1 hour
c) moving 1 m in 1 hour
d) holding 1 kg mass

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OnionKnight OnionKnight

23-01-2017

A) Lifting a 1kg mass for 1 m

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