Physics, 24.10.2019 06:43 unknowntay04
28. someone throws a rubber ball vertically upward from the roof of a building 8.00 m in height. the ball rises,
then falls. it just misses the edge of the roof, and strikes the ground. if the ball is in the air for 3.00 s, what
was its initial velocity? (disregard air resistance.)
Answers: 1
Physics, 22.06.2019 02:30
Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
Answers: 1
Physics, 22.06.2019 14:30
A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
Answers: 2
Physics, 22.06.2019 18:30
Aheavy piece of hanging sculpture is suspended by a90-cm-long, 5.0 g steel wire. when the wind blows hard, the wire hums at its fundamental frequency of 80hz. what is the mass of the sculpture?
Answers: 3
Physics, 23.06.2019 06:00
What is offspring? why does a longer life span mean a higher chance of producing offspring?
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28. someone throws a rubber ball vertically upward from the roof of a building 8.00 m in height. the...
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