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| historians believe that the beginning of television started with ____ |
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| ___ developed a device that transmitted a simple televised image |
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| an engineering student, ____, experimented with ideas of a television and came up with several patents including the iconoscope and kinescope |
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| In ____, David Sarnoff, RCA's president, introduced television to the American public by broadcasting programs from the World's Fair in New York City |
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| during WWll, a British mathematician named ____ led the design of an early computing machine that allowed British intelligence officers to break secret German military codes created by the Enigma machine |
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| the success of the Soviet's ___ started a new phase of the Cold War, a space race |
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| ___ was the first person sent into space by the Soviet Union-- his flight lasted one hour and forty-eight minutes |
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| ___ was the first American to travel into space |
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| on ____, the Eagle successfully landed on the surface of the moon with Neil Armstrong, Edwin "Buzz" Aldrin, and (Michael Collins) aboard the spacecraft (Apollo ll Mission) |
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| ___ was the first man to step on the moon |
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| the ____ brought people together in a social setting |
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| as television developed in Europe after WWll, it was mostly controlled or funded by ____ |
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| the invention of the ___ in the 1950s allowed engineers to build smaller, faster, and more reliable computers |
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| tensions rose as a result of the Soviet Union's ___ |
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| an American plant breeder, ____ prevented a worldwide famine from occurring by teaching farmers around the world how to increase their yields (how to grow more grain on the same amount of land) |
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| Norman concentrated on ___, ___, and ___ when teaching farmers how to increase yields because these crops could provide the most food per acre |
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| The effort to increase the world's food supply by using modern agricultural techniques is called the ____ |
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| in 1948, an American researcher, ____ identified three types of the polio virus and eventually developed a vaccine |
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| what are two negative effects of the Green Revolution? |
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| salinization, artificial fertilizers damage the environment |
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| the achievement of independence by certain Asian and African colonies after World War ll |
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| the idea that people have the right to determine their own fate and choose their own governments |
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