In the Sun's fusion sequence, about 0.007 kilograms of matter is converted into energy for each kilogram of hydrogen processed. In other words, the efficiency of mass-energy conversion is 0.7% and the amount of energy released is 0.007mc 2.
Pi Gamma Mu. Pi Gamma Mu or ÏÎ³Î¼ (from ÏÎ¿Î»Î¹ÏÎ¹ÎºÎ­Ï Î³Î½ÏÏÎµÏÏ Î¼Î¬Î¸ÎµÏÎ±Î¹) is the oldest and preeminent honor society in the social sciences. It is also the only interdisciplinary social science honor society.
Pi Gamma Mu is the little brother of Phi Beta Kappa. Just check out Pi Gamma Mu's website and you will see the quality of people and school chapters that they have. One thing that will tell you what kind of organization it is may be found in their website's list of chapters. Their biggest chapters are either online schools or never-heard colleges and diploma mills.