Sound Level Sensor

Sound Level Sensor

Sound Pipe

Sound Pipe

Doppler Ball

$15.00
In stock
Item
P7-7120

This foam ball has a battery-powered buzzer inside. Start the buzzer and play catch. Throw it fast enough, and students can hear the frequency shift!

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Simple but memorable demonstration of the Doppler effect.

Foam ball has a battery-powered buzzer inside. Start the buzzer and play catch. Throw it fast enough, and students can hear the frequency shift! Attach a string to swing the ball in a circle. 9V battery included.


waning Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.
Doppler Ball

Product Name SKU Price Qty

Accessories

9 Volt Battery
Item # AR-1000
$1.75
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