It's normally down to the clock in your car , or any other things that depends on your battery (car alarm , immobilisor) , although only a tiny charge leave for a week or so and it will run down (:
Yes, when you use them enough they die. The recharging is the factor, like a car battery sort of.
No, that will have no effect on the battery.
id depends on the size of the car and if the battery will fit in the car
As long as both batteries are the same voltage, you can jump start with the battery. If you want to charge the battery then use a battery charger.
dont use your car as much
Something causes a slow drain on your battery. As it does, your battery slowly discharges. If you know that your car will be not used for several months, you might try disconnecting on of the battery terminals.
If you explode you die and the same applies to a car battery.
Yes
You can start a car without a battery if you hook up a jump pack or use jumper camples but it could fry your alternator. It is pointless to charge a car without a battery. When you charge the car you are charging the battery.
Get a donor car and use it's battery to start your car. You will need a set of quality jumper cables. Or you can charge the dead battery on the car for about 2 hours with a good 10 amp battery charger.
No, you must use a battery with a connection for the vent tube to route battery fumes out of the car as the battery is stored in the trunk.
Dead cell in the battery or something is on pulling power from the battery. Have the battery tested at any auto parts store.