A battery stores chemical energy.
They contain chemical energy. If you are charging a battery, it has electric energy.
A battery stores chemical energy which is released in the form of electricity.
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Direct current
Duracell and Energizer. wat type of battery is thiscar battery 068113144107
methane
For a set rate of power drain and the same battery chemistry, the biggest battery will last the longest. In this case, the 'C' size.
The current leader in energy density and life is lithium chemistry batteries. If you can't get that, go for Alkaline.
Oreck Vacuums are rated the longest as the lasting battery in a vacuum.
currently I'm using macbook white 2010 the battery lasts upto 6hrs...
Dell's lithium Ion batteries are some of the longest lasting on the market.
probably fresh water or salt
you put in one type, leave it on over say 4 hours, VIDEO TAPE the whole thing, check when it went out, then do the same for the next type.
Energizer lasts the longest. It's beats Duracell by about 2 or 3 hours. I just did a science fair project on this, but I used D sized batteries. Still, Energizer is the best to use.
AA energizer
Severe thunderstorms.