Galileo Galilei (. [É¡aliËlÉËo É¡aliËlÉËi] ; 15 February 1564 â 8 January 1642), was an Italian astronomer, physicist, engineer, philosopher, and mathematician who played a major role in the scientific revolution during the Renaissance.É¡aliËlÉËo É¡aliËlÉËi] ; 15 February 1564 â 8 January 1642), was an Italian astronomer, physicist, engineer, philosopher, and mathematician who played a major role in the scientific revolution during the Renaissance.
Philadelphia, PA 19116 - Peer Comparisons by Rank and Percentile. The table below compares 19116 to the other 1,635 ZIP Codes in Pennsylvania by rank and percentile using July 1, 2015 data.The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.he table below compares 19116 to the other 1,635 ZIP Codes in Pennsylvania by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
where r21 = r1 â r2, the unit vector rÌ21 = r21|r21|, and Îµ0 is the electric constant. The vector form of Coulomb's law is simply the scalar definition of the law with the direction given by the unit vector, rÌ21, parallel with the line from charge q2 to charge q1.