Cubic coefficient of expansion: Dissectable wooden cube.
• C+70+25

Cubic coefficient of expansion: Dissectable wood cube. A wood cube, 12x12x12 cm., can be taken apart into various different sections to illustrate surface and volume expansion. TEMPERATURE AND EXPANSION.
Related Demos
C+70+0 Galileo's air thermometer forces liquid down when heated. C+70+5 Heated iron wire stretches, rotates pointer. C+70+6 Heated horizontal nichrome wire stretches, weight sags. C+70+10 Heated steel rod expands, raises pointer,breaks pin on cooling. C+70+15 Ring and ball: Ball fits through ring only after ring is heated. C+70+20 Ice bomb: Iron sphere ruptured by freezing water. C+70+22 Heating a rubber band: negative coefficient of thermal expansion C+70+30 Steam gun: Friction heated water in tube shoots a cork. C+70+32 LN2 in a model cannon shoots a cork. C+70+35 Bimetallic strip: Brass/invar strip curves when heated. C+70+40 Bimetallic switch: Change in temperature lights cold/hot lamps. C+70+45 Franklin's pulse glass: Two glass bulbs and tube containing ether. C+70+47 Dippy bird: Large glass bird containing ether oscillates. C+70+50 Piston and cylinder compress/expand air measuring temp. and pressure. C+70+55 Fire syringe: paper is ignited in a cylinder with a piston. C+70+60 CO2 fire extinguisher: Expanding gas freezes into snow. C+70+65 Cooling by expansion: Jar with water compressed with air. C+70+70 Hot water geyser, runs 5-10 min. C+70+75 Boyle's Law: At constant T, Pressure times Volume is a constant. C+70+80 Gay-Lussac's Law: At constant V, Pressure is proportional to Temperature. C+70+85 Charles' Law: At constant P, Volume is proportional to Temperature. C+70+90 Grain Silo explosion: A cloud of power is ignited and blows lid off of can.