Inventions Who invented Bakelite? Henry Ford Roy Plunkett Charles Goodyear Leo Hendrik Baekeland Henry Ford Roy Plunkett Charles Goodyear Leo Hendrik Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Jan Ernst Matzeliger Lewis Latimer Ernest Just Elijah McCoy Jan Ernst Matzeliger Lewis Latimer Ernest Just Elijah McCoy ANSWER DOWNLOAD EXAMIANS APP
Inventions What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? Capri pants Aloha shirt Muumuu String bikini Capri pants Aloha shirt Muumuu String bikini ANSWER DOWNLOAD EXAMIANS APP
Inventions What Karl Benz invented? Streetcar Steam turbine Glider Gasoline powered automobile Streetcar Steam turbine Glider Gasoline powered automobile ANSWER DOWNLOAD EXAMIANS APP
Inventions What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892? Ping Pong Monopoly Frisbee Ouija board Ping Pong Monopoly Frisbee Ouija board ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1900s 1880s 1800s 1890s 1900s 1880s 1800s 1890s ANSWER DOWNLOAD EXAMIANS APP
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