They are connected in series positive (+) to negative (-) for greater voltage, or in parallel (+ to + and-to -) for greater current capacity. The individual cells inside a 9-volt battery. An everyday examples of a battery is the 9-volt transistor battery, which is six 1.5-volt cells in series.
Definition of Erie Canal. Definition: The Erie Canal was the nation's first Important transportation system connecting the Atlantic Ocean, via the Hudson River in Albany, eastern New York, with Lake Erie. The Erie Canal stretched for 363 miles providing the first waterway connecting the Great Lakes with the Atlantic Ocean.
Erie Canal: Erie Canal, historic waterway of the United States, connecting the Great Lakes with New York City via the Hudson River at Albany. Taking advantage of the Mohawk River gap in the Appalachian Mountains, the Erie Canal, 584 km (363 miles) long, was the first canal in the United States to connect western waterways with the Atlantic Ocean.