The sound is coming through an open window whose dimensions are 1.1 m x 0.75 m. The sound intensity level is 95 dB above the threshold of human hearing.
(a) How much sound energy comes through the window in one hour?
(b) How high could you raise a 1 kg book with this energy?
(c) What temperature difference between the outside and inside of an average window would equate the sound energy.