To keep your vehicle starting every time your vehicle uses a set of tools to spring the motor to life.
Ignition system:
-Coil secondary windings
-Distributor cap
-Rotor
-Plug wires 
-Spark plugs


All the electricity in your vehicle is distributed from one storage place under the hood. Energy becomes fed to the storage once the vehicles in being driven.
Charging system:
-alternator
-voltage regulator
-batteries