Description
and deltas — on a hand-painted three-dimensional model
sized so the heavier D cell stays seated when student-built circuits are picked up
and torsional balance
Hand-operated pressure pump supplying positive pressure for gas-law
Simple Respirometer for Biology Experiments Subcategory_Thistle Funnels and deltas — on aSimple respirometer measures oxygen consumption in germinating seeds, small animals, or yeast cultures for metabolic rate experiments in biology labs.
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