In an experiment two identical rocks are simultaneouslythrown from the edge of a cliff a distance ho above theground. Rock A is thrown vertically upward with speed voand rock B is thrown vertically downward with speed vo -Rock A and rock B strike the ground at times ta and tB,respectively. Consider the positive vertical direction to beupward.(a) On the axes given below, sketch and label graphs ofthe velocity as a function of time for rock A and rock B.1Label the time tB. Times ta and ta are given on thegraph.Velocity아.+ Time2.В IΩIIII

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In an experiment two identical rocks are simultaneously thrown from the edge of a cliff a distance ho above the ground. Rock A is thrown vertically upward with speed vo and rock B is thrown vertically downward with speed vo. Rock A and rock B strike the ground at timestą and tB, respectively. Consider the positive vertical direction to be upward. (a) On the axes given below, sketch and label graphs of the velocity as a function of time for rock A and rock B. Label the time tB. Times ta and -ta are given on the graph. Velocity トーャーャートートートート-ュ-HーHーナー+ー1 !iiiii ii iiii i トーャーャーrートートートーコーコー1ーナーナー1 i ii i i トーTー Time ;דדדדרדר 2. L-L-L-L-L-L-! トーtーt

In an experiment two identical rocks are simultaneously thrown from the edge of a cliff a distance ho above the ground. Rock A is thrown vertically upward with speed vo and rock B is thrown vertically downward with speed vo. Rock A and rock B strike the ground at timestą and tB, respectively. Consider the positive vertical direction to be upward. (a) On the axes given below, sketch and label graphs of the velocity as a function of time for rock A and rock B. Label the time tB. Times ta and -ta are given on the graph. Velocity トーャーャートートートート-ュ-HーHーナー+ー1 !iiiii ii iiii i トーャーャーrートートートーコーコー1ーナーナー1 i ii i i トーTー Time ;דדדדרדר 2. L-L-L-L-L-L-! トーtーt