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