Guitar tunings assign pitches to the open strings of guitars, including acoustic guitars, electric guitars and classical guitars, among others. Tunings can be described by the particular pitches that are denoted by notes in Western music.
The Fission Theory: This theory proposes that the Moon was once part of the Earth and somehow separated from the Earth early in the history of the solar system. The present Pacific Ocean basin is the most popular site for the part of the Earth from which the Moon came.
Describe the process of nuclear fission. 1  Nuclear ï¬ssion is a process where the nucleus of an atom is split into two or more smaller nuclei, known as ï¬ssion products.  The ï¬ssion of heavy elements is an exothermic reaction, and huge amounts of energy are released in the process.