Inventions Who invented Gunpowder? G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1828 There is no sure date 1825 1831 1828 There is no sure date 1825 1831 ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Remote control VCR Calculator Microwave oven Remote control VCR Calculator Microwave oven ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Barometer Hygrometer Radio Bifocal spectacles Barometer Hygrometer Radio Bifocal spectacles ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? Paul Newman Steve McQueen John Wayne Harrison Frazier Paul Newman Steve McQueen John Wayne Harrison Frazier ANSWER DOWNLOAD EXAMIANS APP
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