Social Studies, 22.07.2019 06:50, michelle102567

The first public demonstration of television, in the form of regularly scheduled two-hour broadcasts, was presented by at the 1939 world's fair.

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Which of these contributed to television's golden years? select all that apply. a.) improved technology b.) increased consumer demand c.) swanson dinners d.) variety shows f.) world war ii g.) 1939 world's fair

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Ramon and justine are watching different broadcasts of a parade on television. the broadcast ramon is watching airs commercials every 17 minutes. the broadcast justice is watching airs commercials every 14 minutes. both broadcasts started at 7: 00 a.m. and are scheduled to end at 9: 00 a.m. when will commercials air on both broadcasts at the same time? explain your reasoning.

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