Bake the sweet potatoes. Place the sweet potatoes directly on the rack in your oven, or on a baking sheet if you prefer. Bake for about 45 minutes, or until they feel soft inside when you poke them with a fork. Remove them from the oven and allow them to cool.
In fact, it was Volta's famous disagreement with Galvani's theory of animal electricity that led Volta, in 1800, to build the voltaic pile to prove that electricity did not come from the animal tissue but was generated by the contact of different metals in a moist environment.ost historians attribute the invention of the battery to Alessandro Volta since his voltaic pile was the first battery that produced a reliable, steady current of electricity. Volta s invention was to give rise to electrochemistry, electromagnetism and the modern applications of electricity.
Alessandro Giuseppe Antonio Anastasio Volta (18 February 1745 â 5 March 1827) was an Italian physicist and chemist, who is credited as the inventor of the electrical battery and the discoverer of methane.his is called Volta's Law of Capacitance, and it was for this work the unit of electrical potential has been named the volt. In 1779 he became a professor of experimental physics at the University of Pavia, a chair that he occupied for almost 40 years.