The reflection of a wave is simply a process by which a wave, whether light, sound, infrared, or radio waves, hits an object and bounces off it. But this reflection looks quite different for a mirror than it does for a wall. Law of Reflection. When any wave, including light, hits a surface that is opaque, the light will mostly reflect off that surface. The law of reflection tells us how it bounces off that surface. When a wave is moving toward the surface, it's called the 'incident ray.' When it bounces off, it's call the 'reflected ray.'
Over the years I have met a lot of people in various gyms. Every now and again I would meet some one that would complain about one arm, leg or chest muscle being bigger than the other. In general neither both sides of the human body are equal, and any differences that you see are usually only spotted by yourself.
Report Abuse. Guys have their maximal longitudinal growth spurt (increase in height) or acceleration the summer after they grow armpit hair and continue for a year. Usually the growth plates don't fuse until 21-23 years of age so there can be a few inches gained after teenage years. You could get a wrist X'Ray to determine bone age which correlates best with height potential. uva Â· 8 years ago. Thumbs up.