Bar Breaking Apparatus, Comprising A Heavy Cast Iron Frame 340 X 120 X 100 mm With Slotted End Pillars To Carry A Stout Iron Bar, To Show The Forces Which Can Be Exerted During Thermal Expansion Or Contraction, The Bar Is Threaded At One End For A Large Tensioning Nut
Kit, Stem Investigations: Make Your Own Liquid Crystal Thermometer, Includes: 5 g Cholesteryl Oleyl Carbonate, 5 g Cholesteryl Pelargonate, 5 g Cholesteryl Benzoate, 8 Dram Vials with Caps, 90 Clear Labels, 8 Plastic Forceps, 16Black Index Card, 4inx 6in, for 8 groups, Teacher's Manual included
Solar Balloon, This 50 foot long by 29in diameter Solar Balloon, 400 feet of string, complete instructions and science learning guide balloon, Demonstrates buoyancy, convection, thermodynamics and solar power, Teaches Bernoullis Principle and Pascals Principle, For ages 14 plus
Heat Transfer Kit, Class, Contains 15 Sets Each Of: 2 Styrofoam Calorimeters With Lids, Aluminum Heat Transfer Bar, Low Range Thermometer (-40 - 50 Deg C), High Range Thermometer (-30 - 110 Deg C), With Two Thermometers Specifically Designed For Hot And Cold Temperatures.
Conductometer Brass, Copper, Aluminium, Iron, Zinc, And Stainless Steel, Rod Of Six Metals Is Radially Spaced Equally On A Brass Hub. Each Of The Rod Has A Cavity At The Outer End. For Holding Paraffin. Using The Wooden Handle, Hold The Brass Hub Over A Flame
Compound bar, Copper and Iron, Weight (lb): 5.8,Length (in): 15.7,Width (in): 12.6,Height (in): 3.1, Comprising a bar of copper and iron each 200 x 15 mm, riveted together, For demonstrating the differential expansion of two metals
Convection Of Gas Apparatus, Small, Ventilation Apparatus, Smaller Sized To Fit In Any Classroom Than Standard Convection Of Gas Apparatus, Comprised Of A Metal Box 4inX6inX4in With A Sliding Front Door, Two Glass Chimneys And A Candle Holder.
solar furnace, simple device gives a graphic demonstration of the suns radiative energy, large convex mirror concentrates solar radiation onto a small container of water suspended at the mirrors focal point. In a few minutes, the water boils