Mechanics — Part II

Forces; tum; principle of moments; parallel forces; the lever; work; simple machines; kinds antl trans- formation of energy-. Neuton's Laws of Motion. (43 pictures-58 frames) Jam Handy. Laws dealing with inertia, change of momen- tum and interaction; forces invidved in motion. Pliysios. (7 films) Vis Sci. Diagrammatic representations: 1. Mechanics, Parts I & H; 2. Heat; 3. Sound; 4. Light; 5. Magnetism; 6. Electricity. Power. (30 pictures-32 frames) Jam Handy. It is assumedthe ideas of work and that energy are understood before this film is used time and energy relationship.