Inventions Who invented the phonograph? John Kruesi Alexander Graham Bell Jules Levy Thomas Edison John Kruesi Alexander Graham Bell Jules Levy Thomas Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Baby monitor Disposable diaper Infant carrier Bottle warmer Baby monitor Disposable diaper Infant carrier Bottle warmer ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Calculator VCR Microwave oven Remote control Calculator VCR Microwave oven Remote control ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Radio-Telegraphy Computers Telescopes Steam Boating Radio-Telegraphy Computers Telescopes Steam Boating ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? G. Findus C. Birdsey F. Rozenosh R. Scott G. Findus C. Birdsey F. Rozenosh R. Scott ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1890s 1800s 1900s 1880s 1890s 1800s 1900s 1880s ANSWER DOWNLOAD EXAMIANS APP
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