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MAJOR DEVELOPMENTS IN TECHNOLOGY, TRANSPORTATION, WEAPONRY, AND COMMUNICATION DURING WWII *Parts of this lecture have been adapted from the National Museum of WWIIs website: http://www.ww2sci-tech.org/http://www.ww2sci-tech.org/

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QUESTIONS TO CONSIDER What are the major developments in technology, transportation, weaponry, and communication during WWII? How to analyze each development: WHAT is the development? WHY is it significant? HOW did it influence aspects of WWII? What is the overall significance of these different technological advancements? How have they evolved? What are some significant developments since WWII that have greatly influenced our country and the world?

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MAJOR DEVELOPMENTS Medicine Radar Meteorology Photography & Optics Atomic Bomb Nutrition Chemical Warfare Communications Training Strategies Rocketry Mathematics Equipment

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MEDICINE Pesticide DDT controlled the spread of tropical diseases Penicillin antibiotics Sulfadiazine tablets prevent infected wounds Atabrine anti-malaria Plasma liquid component of blood; carries blood cells, minerals, and water Red Cross blood bank Nutrition!!! ***Notice the lack of increase in wounded casualties from the chart >

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RADAR How does radar work? https://www.youtube.com/watch?v=ywDE57C taTM Significance of radar in WW2?

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METEOROLOGY What is meteorology? Why is it significant? How did the invention of meteorology influence WW2?

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PHOTOGRAPHY & OPTICS Before developments, 85,000 letters written on regular note paper weighed 2,000 pounds After, same number only 20 pounds > Technology that could shrink soldiers letters so that they can be air-mailed home quickly via aircraft (much faster than by ship!)

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ATOMIC BOMB https://www.youtube.com/watch?v=rK67Dj1jyc8 http://www.carloslabs.com/node/16

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CHEMICAL WARFARE Poisonous gas weapons Most countries signed treaties banning these weapons How is chemical warfare relevant today? https://www.youtube.com/watch?v=4-WF6rcdI78

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COMMUNICATIONS Radio walkie-talkies Portable 2-way radios Allowed for battlefield communication

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TECHNOLOGY USING MATHEMATICS Calculators Computer (-ish) Altitude adjustment Determine air speed Firing altitudes Navy mathematics (algebra, geometry, trigonometry)

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WHICH DO YOU THINK IS MOST SIGNIFICANT? Medicine Radar Meteorology Photography & Optics Atomic Bomb Nutrition Chemical Warfare Communications Training Strategies Rocketry Mathematics Equipment *Take 5 minutes to discuss with classmates

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EVOLUTION OF THESE TECHNOLOGIES? *How have some of these technologies evolved over time? Medicine Radar Meteorology Photography & Optics Atomic Bomb Nutrition Chemical Warfare Communications Training Strategies Rocketry Mathematics Equipment

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What are some significant developments since WWII that have greatly influenced our country and the world?