If you have ever played with a tuning fork, you know that they are interesting and fun, but they can also be expensive. For this experiment, we will use a regular fork from your kitchen to produce a beautiful tone.
This experiment is one that you can try the next time you take a bath. Have you ever noticed that you feel cold after a hot bath? Actually, there is more than one reason that you could feel chilled when you get out of the tub. If the water was very warm, then the air will feel cooler by comparison, but even if the water was cool and the air was warm, you could still feel a chill.
This is the Watt is Electricity show that I toured the country with for over 25 years. It covers the basics, including electrostatics, volts, amps, alternating and direct current, making it a great place to start as you study electricity.