Inventions Which scientist discovered the radioactive element radium? Albert Einstein Benjamin Franklin Isaac Newton Marie Curie Albert Einstein Benjamin Franklin Isaac Newton Marie Curie ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Blender Vacuum cleaner Electric mixer Washing machine Blender Vacuum cleaner Electric mixer Washing machine ANSWER DOWNLOAD EXAMIANS APP
Inventions What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892? Monopoly Frisbee Ouija board Ping Pong Monopoly Frisbee Ouija board Ping Pong ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? George Fountain Sir William Grove Lewis Edson Waterman Charles Kettering George Fountain Sir William Grove Lewis Edson Waterman Charles Kettering ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Barometer Hygrometer Bifocal spectacles Radio Barometer Hygrometer Bifocal spectacles Radio ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein George Gamow Michael Skube Roger Penrose Albert Einstein George Gamow Michael Skube Roger Penrose ANSWER DOWNLOAD EXAMIANS APP
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