Atom is the smallest part of an element that can not be subdivided by ordinary chemical reactions. Atoms consist of electrons, protons and neutrons. Atomic mass and positive charge accumulated in the nucleus (the nucleus). In erdapat nucleus of protons and neutrons. Both are core particles (nucleons).
Tuesday, September 27, 2011
Saturday, September 24, 2011
physics quiz
physics quiz is much preferred, because the physics quiz used to practice quizzes in physics lessons. Physics lesson that uses physics quizzes are very popular, especially online quiz, so that all students can work directly and quickly. Almost all websites provide physics quiz. Physics quiz websites that provide great demand not only among students but also in demand by teachers. Facilities in physics is also very easy quiz created by the programmer.
physics tutor online
Physics tutor online is much preferred, because it has a lot of physics online tutor who provides an online tutor for physics was already popular in the community. In this world are many who use the website to learn online. Studying physics do require a lot of time and concentration because a lot of logic, theories and formulas that must be mastered. But what happens is that education in our country Indonesia too crammed with students of diverse subjects in one time and repeatedly be learned.
Friday, September 23, 2011
Physical Chemistry of Foods
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