Inventions When was barb wire patented? 1900 1874 1840 1895 1900 1874 1840 1895 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Louis Pasteur Robert Hooke Edward Jenner Robert Koch Louis Pasteur Robert Hooke Edward Jenner ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the first controllable flying AEROPLANE (AIRPLANE)? Lidenbergh Brothers West Brothers Wright Brothers South Brothers Lidenbergh Brothers West Brothers Wright Brothers South Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Telescopes Radio-Telegraphy Computers Steam Boating Telescopes Radio-Telegraphy Computers Steam Boating ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1960s 1940s 1950s 1970s 1960s 1940s 1950s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Television Telephone Early Warning Electricity Television Telephone Early Warning Electricity ANSWER DOWNLOAD EXAMIANS APP
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