FIELD: means for teaching students of high schools of different levels in physics. SUBSTANCE: device is characterized in that it has body with lodgments for each of its members whereto they are reliably secured. Body is provided with cover that enters its slots and has three surfaces with different constants of friction. Body is provided with additional supporting member. Device is provided with additional bar with hook, flexible thread, strap, template bearing, beaker, and cast vessel of unique design.. Device can be used either by a single student or a group of students. It is compact, easy to use, to store, and to transport; it takes short time for preparatory and final work. EFFECT: facilitated working conditions for teachers in studying laws of mechanics. 1 cl, 7 dwg
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