Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? R. Scott G. Findus C. Birdsey F. Rozenosh R. Scott G. Findus C. Birdsey F. Rozenosh ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Sir Frank Whittle Leo H Baekeland G. Ferdinand Von Zeppelin Roger Bacon Sir Frank Whittle Leo H Baekeland G. Ferdinand Von Zeppelin Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions What Sir Isaac Newton invented? Reflecting telescope Spectacles Microscope Chronometer Reflecting telescope Spectacles Microscope Chronometer ANSWER DOWNLOAD EXAMIANS APP
Inventions What inspired reflecting road lights to be invented? Sun light on steel posts on road sides The light a cat's eyes gave off on a fence The sun light on the windshield Car door reflecting mirrors Sun light on steel posts on road sides The light a cat's eyes gave off on a fence The sun light on the windshield Car door reflecting mirrors ANSWER DOWNLOAD EXAMIANS APP
Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? Visa Discover MasterCharge Diner's Club Visa Discover MasterCharge Diner's Club ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Betatron Nuclear reactor Cyclotron X ray machine Betatron Nuclear reactor Cyclotron X ray machine ANSWER DOWNLOAD EXAMIANS APP
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