Inventions Who invented Gunpowder? Leo H Baekeland Roger Bacon Sir Frank Whittle G. Ferdinand Von Zeppelin Leo H Baekeland Roger Bacon Sir Frank Whittle G. Ferdinand Von Zeppelin 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? Microwave oven Remote control VCR Calculator Microwave oven Remote control VCR Calculator ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Bifocal spectacles Barometer Radio Hygrometer Bifocal spectacles Barometer Radio Hygrometer ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? Paul Newman John Wayne Harrison Frazier Steve McQueen Paul Newman John Wayne Harrison Frazier Steve McQueen ANSWER DOWNLOAD EXAMIANS APP