Preparation (physics) experienced in quantum mechanics. Preparation (physics) Generally, measuring instruments are meant to get the (pre-)existent value of a physical quantity of a system with as little change of, or interaction with the system as possible. — If a measuring instrument fixes a physical quantity of a physical system for further use (post-existent), then the measurement process is called preparation. For example, a graduated cylinder filled to a definite mark prepares a certain volume of the liquid for further use. Though preparation measures a physical quantity — at least by fixing it — it often destroys previous states of the physical
Minimum Wage in Germany a suitable minimum wage amount. The first minimum wage adjustment was made in June 2016, and was followed two years later by another adjustment, in June 2018, that rose the minimum wage to 9.19€. The minimum wage was one of the most controversial topics during the 2013 legislative election campaign. While the social democratic party - SPD, the green party - die Grünen and the left-wing party - die Linke, were in favor of a general minimum wage, the liberal party – FDP, and the conservative party – CDU, remained skeptical Leading economic research institutions, such as the CESifo Group