Reaction

Reaction (from the Latin reactio, back action ') stands for:

Chemical reaction in which a chemical process, which generates the chemical compounds from other chemical compounds.
Nuclear reaction, a physical process where by the collision of an atomic nucleus with another nucleus or particle at least one core is converted into another nuclide and / or in free nucleons.
Reaction ( traffic ), the transport critical factor of knowledge of danger.
Reaction (Politics), is oriented to the models of the past orientation.
Reaktionsära, from 1849-1858 in the history of Germany the period between the revolution of 1848/ 49 and the " New Era".
The interaction as the principle of action and reaction.