All batteries contain one or more cells, but people often use the terms battery and cell interchangeably. A cell is just the working chemical unit inside a battery; one battery can contain any number of cells.hen a battery is connected to an electric circuit, a chemical reaction takes place in the electrolyte causing ions (in this case, atoms with a positive electrical charge) to flow through it one way, with electrons (particles with a negative charge) flowing through the outer circuit in the other direction.
barack obama's Weight. How tall is Barack Obama? What are the height and weight of Barack Obama? Barack Obama stands 6 feet 1 inch tall and weighs 180 pounds. The 44th President of the United States, Barack Obama was born in Hawaii, and grew up in both Hawaii and Jakarta in Indonesia.
Barack Hussein Obama II (US /bÉËrÉËk huËËseÉªn oÊËbÉËmÉ/; born August 4, 1961) is an American politician who is the 44th and current President of the United States. He is the first African American to hold the office and the first president born outside the continental United States. Born in Honolulu, Hawaii, Obama is a graduate of Columbia University and Harvard Law School, where he was president of the Harvard Law Review. He was a community organizer in Chicago before earning his law degree.