"All sounds travel in waves much the same as ripples in water." Educational film produced by Bray Studios New York, which was the dominant animation studio based in the United States in the years surrounding World War I.
Animated drawings illustrate the Nebular Theory for the creation of our solar system and the Earth, showing how molten masses spun off from the Sun cooled to form planets.
An animated interpretation of a rocket voyage to the moon demonstrates the scientific principles at play in theoretical space travel (such as gravity).
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