Inventions What Enrico Fermi invented? Cyclotron Nuclear reactor Betatron X ray machine Cyclotron Nuclear reactor Betatron X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? George Fountain Charles Kettering Lewis Edson Waterman Sir William Grove George Fountain Charles Kettering Lewis Edson Waterman Sir William Grove ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? R. Scott C. Birdsey F. Rozenosh G. Findus R. Scott C. Birdsey F. Rozenosh G. Findus ANSWER DOWNLOAD EXAMIANS APP
Inventions What groovy item was invented by Englishman Edward Craven Walker in 1963? Hot comb Leisure suit Eight-track tape deck Lava lamp Hot comb Leisure suit Eight-track tape deck Lava lamp 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
Inventions When were bar code scanners invented? 1940s 1960s 1970s 1950s 1940s 1960s 1970s 1950s ANSWER DOWNLOAD EXAMIANS APP
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