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Doppler Ball
Item # P7-7120
Regular price
$16.95
Unit price
per
Shipping calculated at checkout.
Buy 10 and pay $15.80 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!
WARNING: Cancer & Reproductive Harm -- www.P65Warnings.ca.gov
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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|
$1.99 | ||||
