Physics, 14.01.2020 04:31 Roquelle6301
If the splash is heard 1.17 seconds later, what was the initial speed of the rock? take the speed of sound in the air to be 343 m/s.|v0|=nothingm/s.
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Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
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You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.
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Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)
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Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the “tuning join” to lengthen her flute slightly. what was her initial frequency?
Answers: 2
If the splash is heard 1.17 seconds later, what was the initial speed of the rock? take the speed o...
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