Two sources of sound are located on the x axis, and each emits power uniformly in all directions. there are no reflections. one source is positioned at the origin and the other at x = +114 m. the source at the origin emits four times as much power as the other source. where on the x axis are the two sounds equal in intensity? note that there are two answers.

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?

Matter that emits no light at any wavelength is called