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Force & Motion Apparatus
Find all the equipment you need for physical science experiments in force & motion and energy. Study thermal expansion, pressure/volume and temperature/volume relationships, dynamics, density, friction, Newton's Laws, engines, and more. Need activity ideas? See our easy ways to Demonstrate Newton's Laws of Motion.
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String, heavy cord, 25 ft
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Ball, steel, 1/2"dia., pair
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Spark Recording Timer ink discs, 10/pack
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DC Recording Timer carbon discs, 10/pack
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$1.25
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Cotton cable cord. Works well with our pulleys or for general use.
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$1.50
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$1.50
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These replacement ink discs are designed for use with the AC Spark Recordin... more
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$1.50
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These are replacement carbon discs for a DC Recording Timer. 10 pieces per ... more
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Rod, steel, 1/4" x 10"
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Pulley, Single, 48mm
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Hooke's Law spring, 10 cm
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Knife-edge (lever) clamp
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$1.50
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$1.70
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Constructed with a low-friction plastic wheel (48mm diameter), a steel hous... more
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$1.95
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Special 6 mm diameter closely wound steel spring used to study the effects ... more
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$2.00
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Metal clamp attaches to a meterstick to make a simple balance.
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Pulley, Double Parallel, 48mm
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Pulley, Double Tandem, 48mm
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Pulley, Triple Parallel, 48mm
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Pulley, Triple Tandem, 48mm
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$2.70
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This pulley is constructed with two low-friction plastic wheels (48mm diame... more
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$2.70
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Constructed with two low-friction plastic wheels (48mm and 38mm diameter),a... more
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$2.70
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Constructed with three low-friction plastic wheels (48mm diameter),a steel ... more
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$2.70
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Constructed with three low-friction plastic wheels (48mm, 38mm, and 28mm di... more
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