Description
anchoring side-by-side magnet-strength comparisons for the classroom
this pack of premium qualitative filter paper offers medium-speed gravity filtration with a 10-micron pore size at 85 gsm weight
5-inch inner-diameter end tubes
5x clear views through a 3-inch optical-glass lens with a 6-inch focal length
Buzzer Demonstration Board with 4mm Terminals Mechanics_Force & Motion anchoring side-by-side magnet-strength comparisons forUsed to give student built circuits an audible signal of completion, this low current 2mA buzzer on a demonstration base sounds whenever current flows through the closed circuit.
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