Posts by gngraqn

Total # Posts: 4

A man pushes a packing case of total mass 40kg across a floor at a constant speed of 0.5m/s by exerting a horizontal force of 100N what is the resultant force on the case how big was the force of friction acting on the case how much work was done in 3s what is the Ek into what...

39.95-19.95=20 .39-.29=.10 20/.10=200m

6th grade grammar
Not is not an adverb now-when

200 of course