Cartoon Guide to Current Questions Name_ 1. When you put two different metals in a chemical bath, what appears between them? What does this mean? 2. What happens when you connect voltaic cells in series (meaning, you connect them one after the other)? 3. Define current, give the variable, and what is it measured in? 4. Summarize how an electrical current is like water flowing through a pipe? 5. What is Ohm's Law? State the formula. 6. Define resistance and give the unit it is measured in. 7. What is voltage? Define, give the variable and the unit it is measured in. 8. What is voltage "drop"