Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Early Warning Electricity Television Telephone Early Warning Electricity Television Telephone ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Radio-Telegraphy Steam Boating Computers Telescopes Radio-Telegraphy Steam Boating Computers Telescopes ANSWER DOWNLOAD EXAMIANS APP
Inventions Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent? Clarinet Banjo Harmonium Oboe Clarinet Banjo Harmonium Oboe ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Washing machine Electric mixer Blender Vacuum cleaner Washing machine Electric mixer Blender Vacuum cleaner ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? The brake used in modern elevators Hydraulic Crane Jet Engine Turbine The brake used in modern elevators Hydraulic Crane Jet Engine Turbine ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Jan Ernst Matzeliger Elijah McCoy Ernest Just Lewis Latimer Jan Ernst Matzeliger Elijah McCoy Ernest Just Lewis Latimer ANSWER DOWNLOAD EXAMIANS APP
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