Description

visualizing the relationship between local motion and seismic recording for geology lessons

Wood-handled collecting net pairs a sturdy grip with fine mesh netting for classroom field trips and introductory entomology collection work

this 20mm-diameter steel helix carries longitudinal

and interference effects

Savart's Toothed Wheel Length_74mm visualizing the relationship between localFour 7. 5cm toothed wheels spaced 6mm apart on a common shaft, producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency.

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Savart's Toothed Wheel Length_74mm visualizing the relationship between local

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