Inventions Which scientist discovered the radioactive element radium? Benjamin Franklin Isaac Newton Marie Curie Albert Einstein Benjamin Franklin Isaac Newton Marie Curie Albert Einstein ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1940s 1950s 1970s 1960s 1940s 1950s 1970s 1960s ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1880s 1950s 1930s 1850s 1880s 1950s 1930s 1850s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Louis Pasteur Robert Hooke Edward Jenner Robert Koch Louis Pasteur Robert Hooke Edward Jenner Robert Koch ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the game Frisbee invented? 1920s 1900s 1890s 1870s 1920s 1900s 1890s 1870s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Jet Engine? Gottlieb Daimler Lewis E. Waterman Sir Frank Whittle Roger Bacon Gottlieb Daimler Lewis E. Waterman Sir Frank Whittle Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
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