
Battery | Composition, Types, & Uses | Britannica
Dec 12, 2025 · There are three variations: the zinc-carbon battery, the zinc chloride battery, and the alkaline battery. All provide an initial voltage of 1.55 to 1.7 volts, which declines with use to an end …
Kentucky | History, Capital, Map, Population, & Facts | Britannica
4 days ago · Its name perhaps derives from an Iroquois word for “prairie.” By 1792, when Kentucky was admitted as the 15th state of the union—the first west of the Appalachian Mountains—it had drawn …
Battery Definition & Meaning | Britannica Dictionary
BATTERY meaning: 1 : a device that is placed inside a machine (such as a clock, toy, or car) to supply it with electricity; 2 : a usually large group of similar people, things, or ideas that work together, are …
battery - Kids | Britannica Kids | Homework Help
Batteries give electric power to flashlights, radios, cell phones, handheld games, and many other types of equipment. A battery is a sort of container that stores energy…
What Definition & Meaning | Britannica Dictionary
WHAT meaning: 1 : used to ask for information about someone or something; 2 : used to describe a question
Felon Voting | Pros, Cons, Debate, Arguments, Voting Rights, …
While felony crimes differ from U.S. state to state, they can include the serious, often violent acts of arson, assault, battery, burglary, child endangerment, domestic assault, drug dealing, fraud, …
Battery - Primary Cells, Rechargeable, Chemistry | Britannica
Dec 12, 2025 · Battery - Primary Cells, Rechargeable, Chemistry: These batteries are the most commonly used worldwide in flashlights, toys, radios, compact disc players, and digital cameras. …
Kentucky - Music, Cuisine, Art | Britannica
Nov 19, 2025 · The Mountain and Bluegrass regions essentially represent the two ends of Kentucky’s cultural spectrum, with the other regions of Kentucky falling somewhere in between. A state fair is …
University of Kentucky | Research, Education, Athletics | Britannica
Dec 1, 2025 · It was then part of Kentucky University and was known as the Agricultural and Mechanical College. It was separated from Kentucky University in 1878, and the college was elevated to …
Battery - Rechargeable, Storage, Power | Britannica
Dec 12, 2025 · By about 1800 he had built his simple battery, which later came to be known as the “voltaic pile.” This device consisted of alternating zinc and silver disks separated by layers of paper …