Description
demonstrating that sound requires a medium to propagate
Safety-plug 150mm black 4mm-stackable lead rated to 12A with shrouded contact pins
Autoclavable polypropylene test tube stand holding six 25-mm tubes with six drying pins on the back
letting students compare force ratios across four different radii in a single assembly
plus glass
Heavy Duty Cast Metal Newton's Second Law Apparatus, 10 x 2.5" Base Chemistry demonstrating that sound requires aCast metal Newton's Second Law apparatus on a 10 by 2. 5 inch base with a two tension setting spring gun and visible internal components, mounted on a 7. 5 inch rod for clamp stand setups.
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