Description
and energy transfer in a compression wave
Hand-cranked 4-stroke gasoline engine model at 13
designed for image-formation and focal-length investigation
Battery-powered iron-clad electromagnet that lifts up to 100 pounds from its end hooks on four C cells
levitating above one another when oriented with like poles facing
Hydro-Electric Power Station with Working Water Turbine Physics_Heat & Thermodynamics and energy transfer in aBenchtop hydro electric power station at 13 by 9 by 7. 5 inches with a brass chrome water wheel in a 10cm aluminum casing, delivering wheel driven power to a lamp or a Newton color disc.
Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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