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Clip #: TFA-220C
Library: TFA Network
1930s, spinning globe, school, children reading and writing in library, microscopic view blood corpuscles flowing through capillaries, time lapse microscopic view root of plant growing, slow motion pole vaulter, laboratory demonstration, lightening storm, desert, wooded area, snow covered road in wooded area, amplified sound of nerve impulses causing muscle to contract, birds chirping in nests, waterfalls, rooster, Native Americans singing and playing drums, animation showing four cycles in operation of gasoline engine, swinging pendulum, fast motion clock hands moving, man closing door and walking away from explosives building, man detonating dynamite, time lapse sun moving towards star Vega, graphs showing learning rates of low versus high I.Q. groups, woman's hand writing lesson plan on loose-leaf paper, teacher screening film on projector for classroom, excited girl seated in chair, farm, scampering rabbits, cows and rabbit eating out of trough, cow's muzzle pushing rabbit away, duck sitting on nest with ducklings, rooster crowing, chickens eating, incubator, chicks hatching from eggs, duck swimming, horses eating hay, man milking cow, calf nursing, piglets nursing, sheep being shorn. airplane in flight, passengers seated in airplane cabin, Navajo children, squirrel's nest, squirrels, boy with serious expression, mother robin feeding babies in nest, spinning globe, arrow pointing to North Africa on globe, cliff and plateau, natives doing domestic chores, England, boats traveling on Grand Union Canal, New England, deep sea fishermen on fishing boat, clam fishermen, oystermen and crab fishermen aboard boats, famers operating agricultural equipment in wheat fields, Niagara Falls, animation showing how energy of Niagara Falls is transformed into electrical power, waterfalls, forest fire, tree being felled in forest, animation showing tree shrinking, water eroded land, Western dustbowl, oil drilling, oil fire, animation showing mechanism of steam locomotive, time lapse solar eclipse, boy with serious expression, animation of alternating current generator, light wave polarization animation and demonstration, girl nodding head, animation catalytic action, doctor using stethoscope to listen to man and child's hearts, animated drawing showing how heart valve works, microscopic view typhoid bacteria, chemist applying drop of serum containing antibodies to typhoid bacteria in slide, microscopic view showing how serum destroys typhoid bacteria, animated drawing showing effect of new air on blood circulating in lungs, digestive tract, nerve controlled muscular actions, animation nerve impulses, man wearing wire on his head to hear sound of his brain at rest, symphony orchestra performing
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