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.
When the Erie Canal opened in 1825, the 363-mile canal connected the Hudson River at its east end with Lake Erie in the west. The canal was such an important part of the 19th century that it spawned a popular song, Fifteen Miles on the Erie Canal..