Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? Diner's Club Visa Discover MasterCharge Diner's Club Visa Discover MasterCharge ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Ernest Just Lewis Latimer Jan Ernst Matzeliger Elijah McCoy Ernest Just Lewis Latimer Jan Ernst Matzeliger Elijah McCoy ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? The brake used in modern elevators Turbine Hydraulic Crane Jet Engine The brake used in modern elevators Turbine Hydraulic Crane Jet Engine ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Water skis Hang glider Motorboat Golf tee Water skis Hang glider Motorboat Golf tee ANSWER DOWNLOAD EXAMIANS APP
Inventions Who came up with the idea for INSTANT MASHED POTATO? E. Asselbergs S. Tuberosum W. Raleigh K. Edwards E. Asselbergs S. Tuberosum W. Raleigh K. Edwards ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Cotton candy Popsicle Banana split Cracker Jacks Cotton candy Popsicle Banana split ANSWER DOWNLOAD EXAMIANS APP
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