Harris Sound Wave Demonstration Set Age 4-5 variety of designs for children

variety of designs for children to create

’ ‘Understanding Shape and Measuring

police officer

Electrical output is via a pair of 4mm sockets

and green colours

Harris Sound Wave Demonstration Set Age 4-5 variety of designs for childrenApparatus for investigating wave phenomena using sound. The efficient transducers may be driven by the output from a standard audio signal generator, and their sensitivity as receivers is such that they may be used directly on the 5mV input of an oscilloscope. Detailed equipment notes are provided covering investigations into: reflection and refraction; interference patterns in air; detection and measurement of phase differences in a signal received