Description This Device Is Used To Measure Uniformly Accelerated Motion And Determine Gravitational Acceleration. Air Is Pumped Through A Hollow Track With Fine Holes; This Allows Specially Fitted Air Track Cars To Glide Relatively Friction-Free. • Comes With A Teacher’S Guide Includes: • Track 47″ (1200 mm) • Single Speed Air Blower • 3-Digit Timer • Complete set (Also Available As Separate Parts)
