Science | 1960 | Sound | Colour
Educational film about force and power. Children running along beach pushing massive beach ball. Children having a tug of war. Man throwing shot putt Picture of moon orbiting earth. Crane smashing car. Explanation of gravity and invisible forces. Tacks picked up by magnet. Balloons attracted to electric static generator. Close up of woman's hands squeezing sponge, paper cup. Explanation of elastic limits. Spring gauge. Strongman. Strong bare chested man bends pole round neck. Girl and strongman on see-saw. Explanation of pivots. Girl lifts man up and down on see-saw. Small girl uses lifting jack to raise lorry. Block of wood broken using vice. Small boy chops large stump using hammer and wedge. Magnetic moving balls. Rocket launch.
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