1.

Select the forces that the women X and Y in the diagram need to overcome to carry their groceries.            

A. X Y  X-Gravity        Y-Friction                
B.        X Y  X-Friction        Y-Gravity                
C.        X Y  X-Friction         Y-Friction                                 
D.        X Y  X-Pull          Y-Push
Answer» C.        X Y  X-Friction         Y-Friction                                 


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