Look at a gas car first. It has an engine. Its pistons move up and down.
A spark plug lights the fuel. The fuel burns inside the engine itself. It is a gas car.
Gases from the burning fuel push the piston. Gases go out through a tailpipe.
A gas car has a transmission. It passes the engine's power on to the wheels. The transmission is part of a gas car.
Now look at an electric car. An electric car has an electric motor. It does not have a gas engine.
The motor turns the wheels. The motor is part of an electric car. Electric motors are quiet and smooth.
The car stores its energy in a rechargeable battery. The battery can be charged again. It is used in place of gasoline.
A charge port connects it to an outside power supply. It is plugged in. Then it can charge.
Words to know
- piston: moving engine part
- transmission: power passer
- battery: energy store
- motor: energy changer
