US$ 10.08
Designed for safer per-desk optics
and tissue preparations for classroom use
and the conservation of angular momentum in rotational dynamics
for side-by-side period-versus-mass comparisons across three materials
Sterile petri dishes
g' Free Fall Apparatus with Timer Subcategory_Growth Media Designed for safer per-desk opticsFor measuring the gravitational constant through free fall drops, this apparatus pairs a movable electromagnet on a 1. 1 m rod with an integrated timer that triggers on ball release.
US$ 10.08
US$ 14.99
US$ 69.99
US$ 149.50
US$ 149.50