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.
United States of America. AT THE FIRST SESSION. Begun and held at the City of Washington on Tuesday, the sixth day of January, two thousand and fifteen. An Act. To reauthorize the Elementary and Secondary Education Act of 1965 to ensure. that every child achieves. SECTION 1. SHORT TITLE. This Act may be cited as the ââEvery Student Succeeds Actââ.