Draw a flashlight bulb and show where the current usually enters and leaves. Draw a D-Cell and label its two terminals. Now draw a diagram showing how to connect the bulb and cell with two lengths of wire. How might you connect them with one wire? Show the path of the current in each case.
You can't connect a battery or cell to a bulb using only one wire. You should have two wires for this purpose (one wire is so the electrons can enter the device and the other is for them to leave the ...
Shows how to draw circuits involving cells and bulbs