Refraction vs Aristocracy - What's the difference?
refraction | aristocracy |
(physics) The turning or bending of any wave, such as a light or sound wave, when it passes from one medium into another of different optical density.
(metallurgy) The degree to which a metal or compound can withstand heat
The nobility, or the hereditary ruling class
Government by such a class, or a state with such a government
A class of people considered (not normally universally) superior to others
