Newtonian Collision Ball Apparatus, Classic physics apparatus demonstrates conservation of energy, Each

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Visual demonstration helps students understand properties such as collisions between equal mass bodies, exchange velocities, kinetic energy and momentum.Apparatus comes fully assembledDurable, walnut-stained wood frameFive nickel-plated, 1 in. dia. (2.5cm) steel balls Dimensions: 9.25L × 7.25W × 8.75 in.H (23.1 × 18.1 × 21.9cm)