Physics, 31.08.2019 05:30 tordiacasey
Asound wave with a frequency of 300 hertz is traveling through a medium at a speed of 320 meters/second. what is its wavelength?
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Physics, 21.06.2019 13:00
During your summer internship for an aerospace company, you are asked to design a small research rocket. the rocket is to be launched from rest from the earth's surface and is to reach a maximum height of 910 m above the earth's surface. the rocket's engines give the rocket an upward acceleration so it moves with acceleration of 16.0 m/s2 during the time t that they fire. after the engines shut off, the rocket is in free fall. ignore air resistance.
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Physics, 21.06.2019 15:30
Galileo was the first to notice that the moon has craters, valleys, and mountains. how might this have changed people's perception of the moon at the time?
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Physics, 22.06.2019 14:00
Often called simply "velocity," this is the velocity of an object at a particular moment in time.
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Asound wave with a frequency of 300 hertz is traveling through a medium at a speed of 320 meters/sec...
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