Inventions When was the toothbrush invented? 1742 1765 1770 1790 1742 1765 1770 1790 ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Steam boat Hot air balloon Diving bell Rotary steam engine Steam boat Hot air balloon Diving bell Rotary steam engine ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Sir Alexander Graham Bell ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein Michael Skube Roger Penrose George Gamow Albert Einstein Michael Skube Roger Penrose George Gamow ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? Charles Kettering Lewis Edson Waterman George Fountain Sir William Grove Charles Kettering Lewis Edson Waterman George Fountain Sir William Grove ANSWER DOWNLOAD EXAMIANS APP
Inventions What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? Muumuu Capri pants String bikini Aloha shirt Muumuu Capri pants String bikini Aloha shirt ANSWER DOWNLOAD EXAMIANS APP
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