Inventions For what is Charles Babbage (1792-1871) remembered? Steam Boating Radio-Telegraphy Computers Telescopes Steam Boating Radio-Telegraphy Computers Telescopes ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the BALLPOINT PEN? Biro Brothers Bicc Brothers Write Brothers Waterman Brothers Biro Brothers Bicc Brothers Write Brothers Waterman Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Screw propellor Sleeping (railway) car Chesterfield Electric streetcar Screw propellor Sleeping (railway) car Chesterfield Electric streetcar ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1970s 1950s 1960s 1940s 1970s 1950s 1960s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Hydraulic Crane Turbine The brake used in modern elevators Jet Engine Hydraulic Crane Turbine The brake used in modern elevators Jet Engine 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? Oboe Harmonium Clarinet Banjo Oboe Harmonium Clarinet Banjo ANSWER DOWNLOAD EXAMIANS APP