Turn Up the Noise

Sometimes a unwanted sound Known to bounce all around It goes up and down Is it pollution? Earphones or earplugs is the solution It volumes can be controlled on the radio or television Played on loudspeakers gives it an longer extension It can block, distort, change or interfere with the meaning of a message in both human and electronic communication In a broader sense it still is considered to be information It can be heard on a short-wave loud or low Like light and water it has a continuous flow Noise is also used in the creation of 2D and 3D images In any electronic circuit, there exist random variations in currents or voltages