Description

this fan-shaped nylon brush rides a twisted stainless steel handle flexible enough to bend around difficult interior angles

letting students directly observe pressure-volume changes under stacked weights

this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves

14 push buttons

Simple Machines Simple Lever Model Subcategory_Spectroscopy this fan-shaped nylon brush ridesSeventeen and a half inch wooden simple lever apparatus with an adjustable fulcrum on an 8. 625x2. 25 inch base, supporting both qualitative and quantitative force vs distance student investigations.

Exchange/Return Notes

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Simple Machines Simple Lever Model Subcategory_Spectroscopy this fan-shaped nylon brush rides

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