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21st century New York Balance is ideal for demonstrating basic physics principles including levers and center of gravity. Set includes a demonstration balance support, three knife edge lever clamps, a half meter stick, one 50g hooked weight, and one 100g hooked weight. Includes activity guide.
Set of 9 weights consisting of 1 each 10g, 50g, 100g, 500g, 1000g, and 2 each 20g, and 200gram weights. Weights are made of cast iron with a black enamel finish. Replacement weights are available separately.
Use this simple apparatus to measure relative humidity. Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements. The thermometers mount on a wooden handle so they can be spun to obtain tem
These drilled balls are excellent for use as pendulum bobs or in impact and collision experiments. All drilled balls feature 3mm countersunk holes so pendulum cord knots can be recessed.
This 25 foot / 7.5 meter metal blade tape measure is 1" wide and is scaled in 1/16" increments on one side and 1mm increments on the other side. Features an easy to read lockable, retractable yellow blade and high-impact ABS case.
Deluxe slotted weight set with rack, 8 weights, brass. Includes 1x500g, 2x200g, 1x100g, 1x50g, 2x20g, 1x10g, rack. Deluxe slotted weight set with rack, 10 weights. Deluxe slotted weight set with rack, 12 weights, brass/aluminum. Includes 1x500g, 2x200g, 1x100g, 1x50g, 20g, 1x10g, 1x5g, 2x2g, 1x1g,...
Featured displays of this electronic alarm stopwatch include time (hours-minutes-seconds, with 12 or 24 hour mode option), calendar, 24-hour stopwatch, alarm, hourly chime, 1/100 second chronograph, split time, and total time. It is lightweight, easy to operate, ad comes complete with battery and...
Balls sold individually and in a variety of sets. Choose from aluminum, brass, copper, cork, glass, lead, steel, wood, and zinc. Sizes include 19mm and 25mm. Pick from one of the following styles: drilled center hole, solid, and with hooks. Ball sets include: 42003-19: 19mm diameter with drilled...
This clear plastic 12" ruler is scaled in 1/16" increments on one side and MM on the other.
This precision measuring tool is made of hardened steel for precision and durability. It has a range of 150 MM and a large, easy-to-read dial with a resolution of 0.02 MM. A storage case and instructions are included. Shipping weight: 6.5 Oz. dimensions: 9" x 0.75" x 0.25".
This versatile tape measure is perfect for a wide variety of applications. The bright yellow steel tape retracts with a simple push of a button. It also features a high impact plastic case with a belt clip and loop handle. The tape is marked in both English and metric.
Economical stainless steel Vernier calipers with 125mm/5 inch capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeters and 1/16".
Individually calibrated weights made of high quality stainless steel. Both sets come with a sturdy plastic storage block. Set of 9 includes 1 each of 5g, 10g, 50g, 100g, and 500g, plus 2 each of 20g and 200g weights. Set of 10 includes all of the previously mentions, plus 1 each 1000g weight.
These Spring Scales come in a clear plastic case, metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment. Other prices are available; call for prices.
These spring scales feature a clear plastic tube design, and are color-coded. A zero adjustment screw is provided at the top. Overall length approx.7".
All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or 0.05mm.