Inventions Who invented Gunpowder? Sir Frank Whittle Roger Bacon G. Ferdinand Von Zeppelin Leo H Baekeland Sir Frank Whittle Roger Bacon G. Ferdinand Von Zeppelin Leo H Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cotton candy Banana split Popsicle Cracker Jacks Cotton candy Banana split Popsicle Cracker Jacks ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the game Frisbee invented? 1890s 1900s 1870s 1920s 1890s 1900s 1870s 1920s ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? G. Findus F. Rozenosh R. Scott C. Birdsey G. Findus F. Rozenosh R. Scott C. Birdsey ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Benjamin Franklin Thomas Alva Edison Rudolf Diesel Alfred B. Nobel Benjamin Franklin Thomas Alva Edison Rudolf Diesel Alfred B. Nobel ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1930s 1880s 1950s 1850s 1930s 1880s 1950s 1850s ANSWER DOWNLOAD EXAMIANS APP