Vernier Go Direct?« Photogate Sensor Kits_Demonstrations 28 inch outer diameter for 28 inch outer diameter for glassblowing and apparatus construction Stoichiometry investigation kit uses copper and silver reactions to teach mole ratios simply connect the sensor to the charging cable and keep on collecting no interruptions or inconvenience to you or your students Go Direct Photogate also includes a single laser gate for use with objects passing outside of the arms of the sensor
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Vernier Go Direct?« Photogate Sensor Kits_Demonstrations 28 inch outer diameter for