To remedy the stability problem, Bohr<span> modified the </span>Rutherford model<span> by requiring that the electrons move in orbits of fixed size and energy. The energy of an electron depends on the size of the orbit and is lower for smaller orbits. Radiation can occur only when the electron jumps from one orbit to another.</span>
Men unfortunately or fortunately tend to be more aggressive and a higher percentage lean toward war, even though they end up in the dangerous fray.
The Crusades have had negative and positive consequences. The negative ones were the destruction of properties, the massacres that took place during the war, the exploitation of populations.
The positive consequence was that it was possible the contact between two civilizations that have influenced each other.
The German Empire and the Allied
