When standing in a downtown street the traffic sounds are often distorted and changed. Light, however, is not affected as much. Based on the results of this experiment give a hypothesis for this difference. (Think about how wavelength and angle of diffraction are proportional)

pe = weightxheight = 2000x1000=2,000,000joules

be subject to a force andchange its motion

spare some change and give it to the poor

explanation:

plz : ((

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.