Summary: Using a bow-drill and flint stones; a glass tube filled with cotton and a piston; crushed pieces of dry ice in a vinyl pipe; liquid nitrogen and a butane lighter, a rose, a ball, and mercury; a bi-metallic strip of brass and aluminum; and a wooden stick and copper, iron, and glass rods, the following concepts are demonstrated: changing the energy of movement to heat energy; using compressed air...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2005

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