Earliest forms of batteries were made towards the end of 18th century. In fact, it was in the year 1799 AD that the first battery was made by Alessandro Volta. Since then, batteries have been improvised time and again; and are used to operate many different machines. Basic principle used in the working of a battery is the transfer of electrons from one electrode to the other when they are dipped in a chemical solution that conducts electricity. The lemon battery made at home also makes use of this principle. This activity provides straight-forward directions for making a lemon battery. Enjoy at ...
No comments:
Post a Comment
Did you read something that was interesting? challenging? encouraging? disagreeable? worth pondering? You are invited to comment.