Technology Over Time | PBS LearningMedia
Technology Over Time | PBS LearningMedia
In this interactive activity adapted from A Science Odyssey, learn how technology in the home has changed through the years. Scroll through a timeline from 1900 to 2020 to explore technological innovations in the home (such as phonographs, telephones, refrigerators, radios, televisions, and computers), and read about how they were developed and ...
pbslearningmedia.org2013年9月18日
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Flat spin loss of control & survival by Chuck Yeager in his F-104 Widowmaker. Did you know? Between 15 and 20 German 104s crashed every year between 1968 and 1972 and continued at a rate of about 10 F-104s per year until it was replaced. The final tally was the loss of 292 of the 916 Starfighters and the death of 115 pilots. #widowmaker #aircraft #incident #aviation #accident #crash #pilot #flatspin #video #military #airforce
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