We Use Power
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Explains that long years ago people did all their work with muscle power alone, but that today people use the power of wind, water, steam, electricity, and of burning gases in gasoline, diesel, and jet engines. Uses small simplified models, and experiments performed by children, to explore various kinds of power.
Complete catalog record
Explains that long years ago people did all their work with muscle power alone, but that today people use the power of wind, water, steam, electricity, and of burning gases in gasoline, diesel, and jet engines. Uses small simplified models, and experiments performed by children, to explore various kinds of power., NOTE: Two (or more) records have been merged together to create this data.
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- 16mm Filmography (legacy record) — title, creator, length, format, color, sound, description, catalog record
Original permalink · Record added 2024-04-22 21:29:04