At the same moment,one rock is dropped and one is thrown downward with an initial velocity of $29 \mathrm {~m} / \mathrm { s }$ from the top of a building that is 300 m tall.How much earlier does the thrown rock strike the ground? Neglect air resistance.

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The Answer of At the same moment,one rock is dropped and one is thrown downward with an initial velocity of $29 \mathrm {~m} / \mathrm { s }$ from the top of a building that is 300 m tall.How much earlier does the thrown rock strike the ground? Neglect air resistance.

At the Same Moment,one Rock Is Dropped and One Is 29 m/s29 \mathrm {~m} / \mathrm { s }29 m/s

At the Same Moment,one Rock Is Dropped and One Is $29 \mathrm {~m} / \mathrm { s }$