Heat Absorption and Radiation Comparator with White Screen Subject_Botany Used to produce concentric Newton's

Used to produce concentric Newton's rings under monochromatic light

Low-conductivity-reference iron rods at 300 by 3mm in a ten-pack

this five-piece weight set bundles machined steel shafts from 50 to 1000 grams on a wooden storage block

the pivoted magnet arm engaging or disengaging the induced drag on command

calculating radius of curvature for round and spherical optical surfaces

Heat Absorption and Radiation Comparator with White Screen Subject_Botany Used to produce concentric Newton'sCompares radiant heat absorption through paired surfaces and a white screen, letting students quantify how color and finish influence heat uptake during radiation experiments.