Description
Demonstrates the metamorphic end-stage of coal maturation
The waves generate nodes & antinodes & their full wave length or half wave length can be measured
4 inches with thread-fitted adjustment
Class-pack of economy handheld spectroscopes fitted with a rotating slit cap and internal diffraction grating for identifying constituent wavelengths in visible light sources
and major vessels of the human heart
Aluminum Leslie's Cube, 10 cm Sides Meters_Electrical Demonstrates the metamorphic end-stage ofDemonstrates how surface finish affects thermal radiation, comparing the blackened, roughened, varnished, and polished faces of a water heated metal cube with an infrared sensor.
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