Physics, 30.05.2020 05:00 samarahbrown6050

A rock is thrown upward with a speed of 15 m/s. One second later, a second rock is thrown upward. The second rock hits the first rock when they are both 11 meters above the ground.

A) Why are there two possible speeds at which the second rock can be thrown for these two rocks to collide?
B) Calculate the two speeds of the second rock that will make this happen.

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A rock is thrown upward with a speed of 15 m/s. One second later, a second rock is thrown upward. Th...

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