Doppler Ball
Item # P7-7120
Regular price
$16.50
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On Sale $16.50
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Buy 10 and pay $15.30 each!
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!
In Stock
Additional Details
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. Two CR2032 batteries included.
Color is subject to change.
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.
Resources
What’s Included
- Doppler Ball with battery holder and buzzer
- 2x CR2032 Batteries
Accessories
| Order Qty | Price | Qty for Discount | Discount Price | Total Savings | ||||
|---|---|---|---|---|---|---|---|---|
|
No-Stretch Pulley String, 25 meters Item # P1-6110 |
|
|
$4.75 | 50 | $4.40 | ||
Replacements
| Order Qty | Price | Qty for Discount | Discount Price | Total Savings | ||||
|---|---|---|---|---|---|---|---|---|
|
Battery CR2032 Item # P3-3503-01 |
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$0.60 | ||||
Conceptual Academy Videos
Vibrations and Waves: Doppler Effect