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