Description
Fan-shaped end scrubs vessel bottoms on this 16
low-consumption fan motor
and arid environment survival features for ecology and animal behavior teaching
the 90-45-45-degree faces redirecting light through right angles for TIR demos
Built-in launch-height scale on a 21-inch loop apparatus lets students release a 0
Assorted Steel Spring Set Disposable_Disposable Fan-shaped end scrubs vessel bottoms150 spring assortment mixing compression and extension types, lengths from 15mm to 300mm, for open ended exploration of Hooke's law, simple harmonic motion, and stored potential energy.
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