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Balls Elastic and Inelastic - Happy and Sad

Order code: SC7064
Purchase QTY: (per Pair)1+    
Scientrific's price  $15.00    
Note: Prices do NOT include GST

Sometimes called happy and sad balls, these 25mm balls illustrate the difference in physical properties between two apparently identical balls. When dropped one ball hardly bounces while the other is very bouncy. Differences are also evident when the balls are rolled.
Use to investigate Hysteresis and Coefficient of Friction properties.
With an instruction sheet covering physical and chemical properties plus experiments.

Last edited 7th Oct 2020

This product is used in teaching these Australian Curriculum codes:
ACSSU117 - Physical Sciences - Forces and Machines - Change to an object’s motion is caused by unbalanced forces, including Earth’s gravitational attraction, acting on the object
ACSSU155 - Physical Sciences - Energy Forms - Energy appears in different forms, including movement (kinetic energy), heat and potential energy, and energy transformations and transfers cause change within systems
Click a curriculum code to see other products that relate.


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