Photoconductivity, Multipurpose power supply. Electrical safety tested. Marked analyzer & polarizer for angle measurement. Photo current is studied as a function of the voltage applied to the photo resistor at a constant irradiance.
Electricity Box, Junior Engineering, has assortment of motors, bulbs, sockets and much more comes in a handy divided utility case, Contains: batteries, battery holders, various bulbs, various sockets, buzzers, motors, switches, and hook-up wire. 117 pcs in total.
Deluxe Hydraulics Class Pack, Perfect for use in studies of levers and simple machines,design and technology units,engineering and invention units,fluid studies,science fair activities,engineering Design Process units.
Wheel Box, Junior Engineering, has assortment of wheels come in a handy divided utility case, Contains: mdf wheels, plastic dragter wheels, card disk wheels, super wheels, and dowel to be used as axles. There are 401 pcs in all.
Kit An Unhealthy Home Single, Contains: Student instructions, Test swabs and test solution for simulated strep tests, Simulated blood samples, Simulated lead test paper, Blood Lead Concentration Color Chart, Blood Slide Photos, Lead Fact Sheet, Mold Test Photo
Spectrum Tubes Deuterium, glass tubes approximately 10-1/4in (260mm) long, central capillary portion approximately 3-1/2in to 4in (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps.
Meldes Vibrating String Apparatus, consists of a string and an oscillator to generate different frequencies, Requires 6 V, 50 Hz power source, with 4mm plug leads, Weight (lb): 1.4, Length (in):11.0, Width (in):6.0, Height (in):3.0
Brain reward refills, kit contain: Quick Guide for refilling kit, 4 graduated transfer pipets, 10 ml of Dopamine Indicator, 10 ml of 0 min. - Floratryp, 10 ml of 30 min. - Floratryp, 10 ml of 60 min. - Floratryp