Compound bar, Brass and Steel, Weight (lb): 41.0, Length (in):28.7, Width (in): 20.1, Height (in): 18.1, For demonstrating the differential expansion of two metals, Comprising a bar of Brass and Steel each 200 x 15 mm, riveted together
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
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
Square Friction Cube With Hook, 4 Surfaces, 2 Inch, Provides Four Surfaces For Exploration Into The Force Of Friction. Each Side Of The 2in Cube Provides A Surface (Wood, Paper, Vinyl, Sandpaper) With A Different Coefficient Of Friction
Hero'S Engine - Eolipile, Functional Glass Model, Comprising A Borosilicate Glass Bulb 70 mm Diameter Approx, With Side Arms Bent At Right Angles. Complete On Stand But Without Burner, A Functional Glass Model Of The Earliest Form Of Steam Turbine
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
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.
Bimetallic Strip Demonstration, Single Piece Non-Jointed Bimetallic Strip Of With Wooden Handle, The Metals Are Distinct And Visible. An Improved Version Of The Rivetted Form. Metals Are Copper And Steel.
Bimetallic Strip Commercial, Pack Of Bi-Metal Strips For Practicals And Project Work. There Are 10 Strips Each Measuring 100 X 8 X 0.5 mm Securely Attached To Wooden Supports, Students Can Use Them To Investigate Bending Action As They Are Heated Or Build Them
Ring And Ball, Mounted On Separate Handle Ball, Dia. 22mm, Consists Of A Brass Ball And A Brass Ring, Each Individually Mounted On Brass Rods With Wooden Handles.
Radiometer Crook'S, Plastic Base, Evacuated Glass Bulb Have Black And White Vanes In Color. Mounted On Round Plastic Moulded Base, Comprising Partly Evacuated Glass Bulb Approx. 70 mm Diameter, Containing At Its Centre A Fine Pivot Which Supports Four Light Weight Metal Arms.
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
Linear Expansion Apparatus With Gauge, 3 Rods Included, Heavy Metal Base, Investigate Linear Expansion With (3) 50Cm Rods - Aluminum, Brass, And Iron, Screw Mircometer With 0.01mm Resolution, Supplied With Gauge
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
Radiation Can, for demonstrating solar energy and heat transfer, place in the sun or near a bright light bulb and watch the temperatures rise, Set of three 500ml cans
Equal Mass Density Set, Set Has Both Metal And Non-Metal Components To Help Beginning Students Understand Density. The Set Includes Five, 1/2in Diameter, Equal Mass Cylinders Made Of Aluminum, Brass, Nylon, Acrylic And Polyvinyl Chloride, Height: 0.5 To 4In
Boyle's law Horizontal apparatus, A horizontally mounted acrylic tube having a graduated scale (0-300cm3) along one side. A gas tap closes the tube. Pressure gauge is present next to gas tap.