Battery: It accumulates the electrical energy generated by the alternator. It provides energy to all the electric and electronic circuits of the car.
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It provides stable energy that has been regulated to the whole car. They are usually sealed and do not require any sort of maintenance. They have 2 terminals (connectors): a positive one (red), and a negative one (black). When the battery runs out, it must be replaced by a new one with the same characteristics.
It was fine at night then in the morning it wouldn't start. Tried to move the battery cables and it helped... And when you hit the brakes it makes a bumpy thud noise and kinda wobbles