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Search Results (26 videos found) |  |
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NASAWhy?Files - Lightning
(2004)
NASA Why? Files segment explaining lightning and how it works. Genre: Educational Keywords: NASA Why? Files; Lightning; Negative Charges; Positive Charges; Attract; Repel; Thunderstorm; Cloud; Ground; Channel; Volt; Discharge; Cloud To Cloud Lightning; NASA Langley; Aircraft; Lightning Strikes; Turbulence; Cockpit; Nose Boom; Sparks; Power Outage; Duration: 00:04:03 Popularity (downloads): 1876 |
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NASAKSN - Lightning
(2003)
What causes a lightning flash? Genre: Educational Keywords: William Jeffries; Cloud; Charge; Discharge; Spark; Duration: 00:01:00 Popularity (downloads): 1684 |
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NASAWhy?Files - Electrical Charges
(2004)
NASA Why? Files segment exploring lightning and the different types of electrical charges. Genre: Educational Keywords: NASA Why? Files; Lightning; Electrical Charges; Greeks; Amber; Wool; Fossilized Tree Sap; Fiber; Hair; Paper; Comb; Repel; Uncharged; Attract; Positive; Negative; Protons; Electrons; Neutral; Neutrons; Particles; Air; Duration: 00:06:07 Popularity (downloads): 1891 |
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San Francisco Longshore Strike (Part II)
(1934)
Longshoremen close down the Port of San Francisco in the spring of 1934. Genre: Ephemeral Keywords: San Francisco: Labor;Labor: Strikes; Duration: 00:05:05 Popularity (downloads): 67 |
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San Francisco Longshore Strike (Part I)
(1934)
Longshoremen close down the Port of San Francisco in the spring of 1934. Genre: Ephemeral Keywords: San Francisco: Labor;Labor: Strikes; Duration: 00:01:54 Popularity (downloads): 139 |
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NASAWhy?Files - History of Electricity
(2004)
NASA Why? Files segment exploring the history of electricity with Dr. Textbook. Genre: Educational Keywords: NASA Why? Files; Benjamin Franklin; Lightning; Electrical Spark; Copper; Zinc; Alessandro Volta; Thomas Edison; Generator; Electrical Current; Nikola Tesla; Alternating Current; Niagara Falls; Duration: 00:01:42 Popularity (downloads): 2139 |
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San Francisco General Strike (Part II)
(1934)
Union workers in San Francisco stage a general strike, shutting down the city to support striking longshoremen. Genre: Ephemeral Keywords: San Francisco: Labor;Labor: Strikes;Labor: 1930s; Duration: 00:01:03 Popularity (downloads): 126 |
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San Francisco General Strike (Part I)
(1934)
Union workers in San Francisco stage a general strike, shutting down the city to support striking longshoremen. Genre: Ephemeral Keywords: San Francisco: Labor;Labor: Strikes;Labor: 1930s; Duration: 00:01:37 Popularity (downloads): 133 |
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17 Days: The Story of Newspaper History in the Making
(1945)
How a New York City newspaper delivery drivers' strike in 1945 failed to divert readers' interest in their favorite newspapers. Shows the newspapers of the day and huge lines of... Genre: Ephemeral Keywords: Media: Newspapers;Labor: Strikes;New York City; Duration: 00:16:33 Popularity (downloads): 563 |
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NASAWhy?Files - Electricity
(2004)
NASA Why? Files segment explaining the forms of electricity and the many sources of power. Genre: Educational Keywords: NASA Why? Files; Electric Charges; Electrons; Lightning; Battery; Socket; Power; Solar Power; Solar Cells; Physics; Wires; Energy; Work; Chemical Energy; Mechanical Motion; Power Company; Current; Sources of Energy; Wind Power; Natural Gas; Coal; Oil; Nuclear Fission; Steam; Turbines; Generator; Niagara Falls Power Project; Hydro Power; Duration: 00:04:46 Popularity (downloads): 2518 |
