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.
In 2014-2015, the referees earn an average of $10,500 per game (regular season, pre-season and playoff), which works out to $180,000 per year. By 2019, the average NFL salary will rise to $205,000. This season, a rookie NFL referee's salary starts at $78,000. A 10 year veteran can make as much as $200,000 per season.But here's the kicker (pun intended): NFL referees are not full time employees. They do not get paid time off and they do not receive health benefits.Even though NFL refereeing is a highly paid side job, most officials have full time jobs outside of Football.n 2014-2015, the referees earn an average of $10,500 per game (regular season, pre-season and playoff), which works out to $180,000 per year. By 2019, the average NFL salary will rise to $205,000. This season, a rookie NFL referee's salary starts at $78,000. A 10 year veteran can make as much as $200,000 per season.