Let's say a sound wave is traveling toward a microphone. The microphone picks up compressions and rarefactions as the wave passes by. When a compression hits the microphone, it receives a high amount of air pressure from the particles in that space. During a rarefaction, the air pressure is very low.
A: The Social Security Act was signed by FDR on 8/14/35. Taxes were collected for the first time in January 1937 and the first one-time, lump-sum payments were made that same month. Regular ongoing monthly benefits started in January 1940.nder the 1935 law, what we now think of as Social Security only paid retirement benefits to the primary worker. A 1939 change in the law added survivors benefits and benefits for the retiree's spouse and children. In 1956 disability benefits were added.
Approved on January 16, 1883, the Pendleton Act established a merit-based system of selecting government officials and supervising their work. Following the assassination of President James A. Garfield by a disgruntled job seeker, Congress passed the Pendleton Act in January of 1883. The act was steered through Congress by long-time reformer Senator George Hunt Pendleton of Ohio. The act was signed into law by President Chester A. Arthur, who had become an ardent reformer after Garfieldâs assassination.