Linear Expansion Apparatus with Gauge and 3 Rods Subcategory_Temperature and Heat and S-wave vs P-wave behavior

and S-wave vs P-wave behavior

Entry-level two-part human skull model separates the skull cap to reveal the cranial cavity for introductory head-anatomy teaching at secondary and college levels

and follicles on a mounted base for dermatology teaching

2A with constantan winding on a vitreous-enameled steel tube and a nickel-plated phosphor-bronze sliding contact

with two 4mm terminal posts

Linear Expansion Apparatus with Gauge and 3 Rods Subcategory_Temperature and Heat and S-wave vs P-wave behaviorDial gauge expansion apparatus with three interchangeable metal rods for heating and measuring the small length change each metal undergoes, illustrating linear thermal expansion.