US$ 275.00
Built for cnidarian study
demonstrating that electrostatic charge concentrates most densely at the tip where surface curvature is highest
this simple tangent galvanometer turns Oersted's effect into a quantitative ammeter calibrated against Earth's field
the apex doubling the deviation of the 5° wedge while staying within the small-angle approximation regime
Fold and Fault Geology Teaching Model US-Unavailable Built for cnidarian studyIllustrates fold planes, tectonic stress, and the structural elements of geological faults through a five piece teaching model with an identification key.
US$ 275.00
US$ 397.50
US$ 137.50
US$ 25.00
US$ 16.95
US$ 49.95