SIMPLE ELECTRIC CIRCUIT 1. (TESTING OF MATERIALS: ELECTRICAL CONDUCTORS & INSULATORS) TOOLS AND MATERIALS: .- A piece of plywood: .- Batteries AA:
.- Battery box:
.- Wire:
.- Bulb, motor, buzzer:
.- Bulb holder:
.- Switch:
.- Screw driver:
.- Screws, (or any other way of fixing):
.- Materials from old toys: DIRECTIONS: 1.- Draw the diagram of the circuit on a paper (write the names of each part of the circuit) ELECTRICAL SYMBOLS: Battery: Wire: Bulb: Buzzer: Motor: Switch
2.- Draw the diagram on the plywood.
3.- Place different pieces of the circuit on the wood, and fix them.
4.-. Connect the wires with the batteries, the switch and the bulb holder, motor, buzzer‌
5.- Test different materials to see if they are electrical conductors or electrical insulators . 6.- Do 2 lists of objects:
A) electrical conductors.
B) electrical insulators.