

Physics Demonstration Balls, Happy and Unhappy Bounce Pair or Floating Density Ball
From $17.00 (Ex GST)
- Description
Description
Two hands-on physics demonstration items for classroom investigation. Choose the happy and unhappy bouncing balls pair, two black spheres that look similar but behave differently due to physical properties, supplied with experiment suggestions, or choose the floating density ball, a hollow metal sphere used to demonstrate temperature effects on liquid density by floating in cool water and sinking in warm water, with instructions provided.
Happy and Unhappy Bouncing Balls Pair, Black Spheres, Experiment Suggestions, Choking Hazard Warning
Pair of black spheres which appear to be almost identical, however they behave differently because of their physical properties. Supplied with experiment suggestions, see pdf file. Warning: choking hazard. Our products are for use in a laboratory or educational setting only, use under appropriate supervision.
Floating Density Ball, Hollow Metal Sphere, Floats Cool Water, Sinks Warm Water, Diameter 4, Instructions
Floating density ball to demonstrate effect of temperature on the density of a liquid. Hollow metal sphere floats when placed in cool water and sinks in warm water. Diameter of ball is 4, with instructions. Items required but not included: 1000ml beaker, thermometer, cold water, tap water at room temperature. Our products are for use in a laboratory or educational settings only, use under appropriate supervision.
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Emma Roberts
5 months ago
We ordered a set of customised BORO 3.3 borosilicate glassware for our teaching labs, and LabChoice Australia exceeded every expectation. From the first consultation to final delivery, their team listened carefully, offered expert advice, and ensured every piece matched our specifications perfectly.
The clarity and precision of the glassware are exceptional, and the quick turnaround made setup effortless. It’s refreshing to work with an Australian supplier who genuinely understands laboratory needs and takes pride in quality craftsmanship. We’ll definitely be returning to LabChoice for future glassware requirements
Michael Grant
6 months ago
Our lab required high-precision BORO 3.3 glassware for analytical testing, and LabChoice Australia delivered outstanding results. The ordering process was simple, communication was clear, and every beaker and flask arrived perfectly calibrated and ready for use.
The quality of the glass is exceptional — resistant to heat, easy to clean, and consistently accurate in measurement. It’s reassuring to know there’s an Australian supplier that combines scientific precision with genuine customer care. I’d recommend LabChoice to any research team looking for dependable labware
Sarah Nguyen
8 months ago
We needed a set of customised borosilicate glassware for a specialised project, and LabChoice Australia delivered exactly what we envisioned. The team worked closely with us from design to production, ensuring every detail met our specifications. The craftsmanship is exceptional, and the turnaround time was impressive. It’s reassuring to know we can rely on them for unique, made-to-order pieces
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9 months ago
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10 months ago
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