Science Buddies
Science Buddies: How Far Can Sparks Jump?
Piezoelectric barbecue fire starters work by creating a spark that ignites the volatile lighter fluid, which then starts the charcoal burning. They are low current, high voltage devices. This project shows you a way to find out by with...
Creative Science Centre
Creative Science Centre: A Simple Demonstration of Piezoelectricity
Piezoelectricity is an electrical effect that occurs when mechanical stress is applied to certain materials, e.g., quartz crystals, Rochelle salts, and barium titanate. The sound of a wrist watch alarm or a smoke detector is made by a...