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.
189 years ago this month, the Erie Canal opened. That connection between the Hudson River in New York and Lake Erie became extremely important to Michigan, which at the time of its construction was on the road to statehood. Dan Ward is curator of the Erie Canal Museum. He says the Erie Canal was incredibly influential on the history of Michigan.