Inventions Who invented Gunpowder? Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? John Wayne Paul Newman Harrison Frazier Steve McQueen John Wayne Paul Newman Harrison Frazier Steve McQueen ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? Charles Kettering George Fountain Sir William Grove Lewis Edson Waterman Charles Kettering George Fountain Sir William Grove Lewis Edson Waterman ANSWER DOWNLOAD EXAMIANS APP
Inventions When were blue jeans invented? 1870s 1860s 1850s 1900s 1870s 1860s 1850s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Electric Generator? Alfred B. Nobel Thomas Alva Edison Sir Alexander Graham Bell Michael Faraday Alfred B. Nobel Thomas Alva Edison Sir Alexander Graham Bell Michael Faraday ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1960s 1980s 1950s 1940s 1960s 1980s 1950s 1940s ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS