US$ 89.95
current sensors
Five-pack of 3/4-inch steel marbles
5 inch specific gravity cylinder with a top hook for density and specific-heat work
demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb
25-inch Atwood machine with two 2-inch blue-plastic pulleys on an aluminum rod
Drilled Aluminum Pendulum Ball, 25mm Subcategory_Power Supplies current sensorsAt a full inch diameter, the drilled aluminum ball gives a lightweight contrast to steel and brass balls of the same size in pendulum period and momentum transfer demonstrations.
US$ 89.95
US$ 89.95
US$ 89.95
US$ 89.95
US$ 89.95
US$ 89.95
US$ 49.99
US$ 54.99
US$ 40.00