The current nuclear reactors work by the fission nuclear reactions, The nuclear fission is the form of the alternative energy that can be utilized in place of the fossil fuels which are most commonly...
The nuclear energy All the elements consist of atoms, The atom consists of a nucleus surrounded by the electrons revolving around it in certain energy levels, The atom mass is concentrated in the nucleus that contains...
The crossing star theory (Chamberlain and Moulton 1905) The assumptions of the crossing star theory assumed that the solar system was originally the Sun, A huge star approached to the Sun, This star attracted...
