chemical reaction- A chemical reaction is a reaction between two chemicals (or sometimes three) for example vinegar and bio carb powder.
Positive energy- The energy that makes the circuit complete.
Negative energy- The energy that pushes the Positve energy to go round.
Electrons- A electron is an atom filled with negative of positive energy.
Conducts-Conduct means organised and carried out or leading someone.
Insulates- Insulate means protecting or making a thing.
Flow- The flow of energy (or any thing actually)