Inventions Who invented Jet Engine? Lewis E. Waterman Roger Bacon Gottlieb Daimler Sir Frank Whittle Lewis E. Waterman Roger Bacon Gottlieb Daimler Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Robert Hooke Louis Pasteur Edward Jenner Robert Koch Robert Hooke Louis Pasteur Edward Jenner ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Mary Kies Marjorie Joyner Amanda Jones Margaret Knight Mary Kies Marjorie Joyner Amanda Jones Margaret Knight ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the game Frisbee invented? 1890s 1920s 1870s 1900s 1890s 1920s 1870s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1960s 1940s 1980s 1950s 1960s 1940s 1980s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions This part-time race car driver invented the bucket seat in 1969. Who was he?? Paul Newman Harrison Frazier John Wayne Steve McQueen Paul Newman Harrison Frazier John Wayne Steve McQueen ANSWER DOWNLOAD EXAMIANS APP