US$ 60.00
Used to read spectral lines against a 400-700nm graduated scale
25 inches long
producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency
Sixty-five-piece molecular model set with 32 atoms and 33 bonds for demonstrating bonding angles
and buffers for velocity
13-Piece Steel Tuning Fork Set in Wooden Case Subcategory_Globes Used to read spectral linesThirteen nickel plated steel forks spanning C 236Hz to C 512Hz at + 5% accuracy, each plain shanked for clamping or holding, supplied in a wooden case for full classroom harmonic investigations.
US$ 60.00
US$ 499.50
US$ 342.50
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US$ 399.50
US$ 399.50
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US$ 100.00