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Variable Inertia Set

Study rotational inertia with this well-conceived lab. Quickly change the distribution of mass by loading balls in compartments inside two plastic discs. Which is faster - the disc with the mass toward the center or toward the rim? Why? Includes two 4-1/2" diameter plastic discs with eight compartments for holding balls; 8 solid steel balls; hardware; instructions. Weight: 16 oz.

611-1220

$17.27

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Study rotational inertia with this well-conceived lab. Quickly change the distribution of mass by loading balls in compartments inside two plastic discs. Which is faster - the disc with the mass toward the center or toward the rim? Why? Includes two 4-1/2" diameter plastic discs with eight compartments for holding balls; 8 solid steel balls; hardware; instructions. Weight: 16 oz.

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