1.
A circuit where electricity can flow because all the connections are complete.
2.
A circuit that has a break, stopping the flow of electricity.
3.
All the electrical parts in the circuit are connected in one single loop.
4.
All the electrical parts in the circuit are connected on multiple paths.
5.
A mix between series and a parallel circuit.
6.
Electricity's current flows in one direction only.
7.
Electricity's current changes direction many times per second.