Inventions In which decade was the transistor invented? 1940s 1950s 1980s 1960s 1940s 1950s 1980s 1960s ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the Internet first implemented? 1950s 1940s 1980s 1960s 1950s 1940s 1980s 1960s ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Elijah McCoy Lewis Latimer Jan Ernst Matzeliger Ernest Just Elijah McCoy Lewis Latimer Jan Ernst Matzeliger Ernest Just ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Jet propulsion Sonar Ethyl gasoline Radar Jet propulsion Sonar Ethyl gasoline Radar ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Henry Ford Roy Plunkett Leo Hendrik Baekeland Charles Goodyear Henry Ford Roy Plunkett Leo Hendrik Baekeland Charles Goodyear ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first lawn mower invented? 1854 1849 1835 1830 1854 1849 1835 1830 ANSWER DOWNLOAD EXAMIANS APP