Inventions What James Watt invented? Rotary steam engine Hot air balloon Steam boat Diving bell Rotary steam engine Hot air balloon Steam boat Diving bell ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first lawn mower invented? 1854 1849 1830 1835 1854 1849 1830 1835 ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Jan Ernst Matzeliger Ernest Just Elijah McCoy Lewis Latimer Jan Ernst Matzeliger Ernest Just Elijah McCoy Lewis Latimer ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1980s 1960s 1940s 1950s 1980s 1960s 1940s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention by Garnet Carter made its debut at the Fairyland Inn Resort in Lookout Mountain, Tennessee, in 1927? Ski lift Miniature golf Swimming pool slide Golf cart Ski lift Miniature golf Swimming pool slide Golf cart ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland ANSWER DOWNLOAD EXAMIANS APP
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