Light reflects in the same manner that any wave would reflect. Light refracts in the same manner that any wave would refract. Light diffracts in the same manner that any wave would diffract. Light undergoes interference in the same manner that any wave would interfere. And light exhibits the Doppler effect just as any wave would exhibit the Doppler effect.
Snooker referees in this industry earned an annual mean wage of $27,050 that year. Those employed in other amusement and recreation industries earned an annual mean wage of $23,640, while those employed by elementary and secondary schools earned an annual wage of $36,320.nnual Wage. The BLS reported the median annual wage for snooker referees and umpires, referees and other sports officials in general was $22,820 in May 2010.
NBA Referee Salary Range : ââââââââââââââââââââââââââââââââââââââââââââââââââ. There are 82 games in an season for the refereeâs from which they made some money round about â$100,000 to $550,000â which is highly better then some other sports referees.hey have to see the fouls made by the players, and other things that can be included in the duties of the referee. The Average salary of the referee â$25,000 to $70,000 per yearâ , if we compare it with the other sports referee salaries then it might be looking little light from their budget.