Match the following: Symbol Description Open key Cell Bulb glows Battery Bulb does not glow

- Battery It is the symbol of a battery. A cell is a single unit that converts chemical energy into electrical energy, and a battery is a collection of cells. - Bulb does not glow It is the symbol of a bulb that is not glowing. A bulb will glow only in a closed circuit. - Open key It is an open key. When the key is open, the current will not flow in the circuit. - Bulb glows It is a glowing bulb. Filament is the part of the bulb that heats up and glows to give light. - Cell It is a cell. Electricity always flows from the positive to the negative terminal of the cell. Symbol Description Battery Bulb does not glow Open key Bulb glows Cell

Note: An electric cell produces electric current as a result of a chemical reaction that takes place inside it. It thus converts chemical energy into electrical energy. The combination of two or more cells is called a battery. Cells are connected in series in a battery and it can produce more voltage in the circuit.