A ship sends out a 1200 Hz sound wave, which has a wavelength of 1.2 m in the water. It reflects off the ocean floor and returns to the ship in a total time of 5 seconds. How deep is the ocean at this location?

Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain

Which statement is true about an object that is moving in a circular motion due to centripetal force, f, when the radius of its circular motion is doubled? the new force then becomes equal to 2f the new force then becomes equal to f the new force then becomes equal to f/2 the new force then becomes equal to f2 the new force then becomes equal to 1/f

Ln finding the density of liquid why is the method of using a density bottle more accurate than the one of using a measuring cylinder