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This convenient free fall apparatus for measuring the acceleration of gravity has a 150 CM fall length. It comes with an electromagnetic ball release, a pair of photogates on a long cable harness, two steel balls, a plumb line, a catcher , and an instructional manual. Requires the digital timer DTPHG1 (not included). More detailed description available upon request. Includes activity guide.
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WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
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