Physical properties used in pulse oximetry. 1  Physical property No.1 : Amount of light absorbed is proportional to the concentration of the light absorbing substance. 2  Physical property No.2 : Amount of light absorbed is proportional to the length of the light path.
Answer OJ Simpson played his college ball at the University of Southern California between 1966-1968 and his NFL ball with the Buffalo Bills (1969-1977) and the San Francisco 49ers (1978-1979).
In 2005, Johnson was signed by the Chicago Fire as a discovery player. Johnson played most of the year for the reserve team but he did play in six games for the senior team, where he scored a goal. After the year the Fire offered him a $28,000 contract, which he rejected. Johnson then went on a trial with Heerenveen, which was successful, and they signed him to a one-year deal plus a club option for two more years.