Figure 1.18 . There are two parts to this figure. In part eh there is a battery with its negative terminal connected to the bottom line of the circuit. The positive end connects to one end of a switch. The other end of the switch connects to one end of an incandescent lamp. The other end of the lamp is connected to the bottom line. In part b there is a battery with its negative terminal connected to the bottom line of the circuit. The positive end connects to one end of a switch. The other end of the switch connects to the positive end of an ammeter. The other end of the ammeter connects to one end of an incandescent lamp. The other end of the lamp is connected to the bottom line. End verbal description.
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