Physics, 09.10.2019 01:00, matrixoz1262
When sound waves move through a medium, in what direction do the particles in the medium vibrate?
the particles always vibrate up and down.
the particles always vibrate in the same direction as the wave.
the particles always vibrate side to side.
the particles always vibrate perpendicular to the direction of the wave.
Answers: 2
Physics, 22.06.2019 16:50, anaismami1
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Physics, 22.06.2019 17:30, herbal420medici
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
Answers: 3
When sound waves move through a medium, in what direction do the particles in the medium vibrate? <...
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