1. Define the terms cell and battery. 2. Name one device, not mentioned in the paragraph above, that uses cells or batteries as a source of electrical energy. 3. Define an energy system. 4. How do we know which of the cells in the photographs in Figure 1 store the most energy? 5. What happens inside a cell? 6. When a cell is connected to a circuit, to what form of energy is the chemical energy that is stored in the cell converted? 8. Draw the circuit symbol for a cell. 8. Draw a circuit diagram that contains a cell and a bulb.​