Inventions Which scientist discovered the radioactive element radium? Marie Curie Albert Einstein Isaac Newton Benjamin Franklin Marie Curie Albert Einstein Isaac Newton Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Banana split Cracker Jacks Popsicle Cotton candy Banana split Cracker Jacks Popsicle Cotton candy ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1900 1874 1895 1840 1900 1874 1895 1840 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 1850s 1950s 1930s 1880s 1850s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Jet Engine? Gottlieb Daimler Sir Frank Whittle Roger Bacon Lewis E. Waterman Gottlieb Daimler Sir Frank Whittle Roger Bacon Lewis E. Waterman ANSWER DOWNLOAD EXAMIANS APP
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