From Encyclopedia Jr, free information reference for Kids
A reaction is usually any response caused by some other event:
- Chain
- Chemical
- Emotional
- Light
- Nuclear
- Physical reaction - Defined by Newton's third law: "For every action there is an equal and opposite reaction". The idea that any given force has a pair or opposite force.
- Reflexive
- Political - The reaction is the attitude of the reactionaries, or their political movement
- Risk management - The reaction is a response after the hazard. Prevention is a response before the hazard materialization.
- see also Adverse drug reaction
