Hero’s Engine
The flask is partially filled with water and is suspended over a burner. Rapid rotation takes place when the water boils. Steam escaping from the pipes also illustrates the action-...
Item: U49506
USD 17.00
USD 17.00
Anemometer
The Anemometer is useful in determining wind speed. Made ofcorrosive resistant materials for prolonged outdoor use. One cup is
colored red for ease in determining the ...
Item: U49568
USD 14.00
USD 14.00
Wall Mounted Manometer
This manometer consists of a glass U-tube, open at one end and fastened to a 15 x 58.5 cm hardwood backboard held upright by a metal support base. The large size makes this Manometer ...
Item: U49569
USD 75.00
USD 75.00
Heat Conductometer
This unit is used for comparing the thermal conductivity of five metals--aluminum, brass, steel, nickel and copper-- by melting wax balls at the rod ends. The five spokes radiate ...
Item: U49571
USD 7.00
USD 7.00
Liquid Convection Apparatus
The water filled glass frame is heated at the bottom corner. The circulation of hot water is readily visible when a couple drops of coloring are released into the liquid. Instructions provided.
Item: U49572
USD 14.00
USD 14.00
Thermal Expansion Apparatus with Gauge
This Linear Expansion testing device makes studying the expansion of metals simple and instantly visible to the student. A metal rod is inserted into the steam chamber and steam ...
Item: U49573
USD 144.00
USD 144.00
Compound Bar
A bimetal strip mounted in a wooden handle. Because of the unequal expansion of two metals, bending will occur when heated. Instructions provided
Item: U49574
USD 5.00
USD 5.00
Two Stroke Gasoline
Engine Models:These superior quality internal combustion engine models will be a great addition to any technology class. High quality, cast metal with fi ne details, had ...
Item: U49576
USD 65.00
USD 65.00
Four Stroke Gasoline
Engine Models:These superior quality internal combustion engine models will be a great addition to any technology class. High quality, cast metal with fi ne details, had ...
Item: U49577
USD 78.00
USD 78.00
