Inventions Who invented Gunpowder? G. Ferdinand Von Zeppelin Roger Bacon Sir Frank Whittle Leo H Baekeland G. Ferdinand Von Zeppelin Roger Bacon Sir Frank Whittle Leo H Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? There is no sure date 1828 1825 1831 There is no sure date 1828 1825 1831 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 What Benjamin Franklin invented? Barometer Bifocal spectacles Hygrometer Radio Barometer Bifocal spectacles Hygrometer Radio ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? Steve McQueen Paul Newman John Wayne Harrison Frazier Steve McQueen Paul Newman John Wayne Harrison Frazier ANSWER DOWNLOAD EXAMIANS APP
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