There are a few other indicators that a car battery will have to easily distinguish the positive and negative for you. The most blatant of these is with plus and minus signs, just as you would see ...

Take a look at a 9-volt battery or the one in your car, and you'll notice both the positive and negative terminals are situated right next to each other. For these, physical orientation in a ...

Changing your vehicle's car battery, yourself, is a simple task that will save you money. However, ensure you disconnect this battery terminal first.