To get the battery ready to roll in electric cars, you have to charge it. This process isn’t much different from the way you charge the portable devices you carry around every day: your cell phone, MP3 player, or digital camera. The difference is that you deal with a much bigger gadget that carries you around instead.
The process of charging your cell phone is similar to charging an electric car.
2 )
The difference between charging the battery of an electric car and a portable device is very big.
3 )
portable gadgets carry us around everyday.
4 )
Big gadgets differ from small gadjets in the way their batteries are charged.