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A Ball Hits a Wall and Rebounds with the Same Δ\Delta

question 49

Multiple Choice

A ball hits a wall and rebounds with the same speed, as diagrammed below. The changes in the components of the momentum of the ball are:  A ball hits a wall and rebounds with the same speed, as diagrammed below. The changes in the components of the momentum of the ball are:   A)   \Delta p<sub>x</sub> > 0,  \Delta p<sub>y</sub> > 0 B)   \Delta p<sub>x</sub> < 0,  \Delta p<sub>y</sub> > 0 C)   \Delta p<sub>x</sub> = 0,  \Delta p<sub>y</sub> > 0 D)   \Delta p<sub>x</sub> = 0,  \Delta p<sub>y</sub> < 0 E)   \Delta p<sub>x</sub> > 0,  \Delta p<sub>y</sub> < 0


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