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Demonstration size Ring and Disk - a classic for your classroom! In this classic discrepant event, two objects of nearly equal mass and equal radius roll down an incline. One is a solid disk and the other is a ring. Which reaches the bottom first? Students must consider the distribution of mass, how it affects rotational inertia, and how inertia affects motion. Ramp not included.
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🇺🇸 Ship from USA · On Agora since 2025
$48.95