The Ball & Ring Apparatus is for demonstrating thermal expansion. It comprises of a captive brass ball secured to a mounted brass ring via a chain.
The ring is mounted on a rod with a wooden handle. The ball passes through the ring when cold but will not pass through after being heated.
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Our Promise: Every order we receive before 2pm AEST will be despatched on the same day!
Brisbane, Sydney & Melbourne
1-2 Business Days
Adelaide & Perth
2-3 Business Days
QLD, NSW, ACT, VIC, SA & WA
2-3 Business Days
NT & TAS
5-6 Business Days
Qty | Saving | Price |
1-9 | - | |
10 -39 | 18 % | $14.50 |
40+ | 36 % | $11.30 |