Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? Diner's Club MasterCharge Visa Discover Diner's Club MasterCharge Visa Discover ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Hiram Walker Charles Richter Joshua Rumble Giuseppe Mercalli Hiram Walker Charles Richter Joshua Rumble Giuseppe Mercalli ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Radio-Telegraphy Telescopes Computers Steam Boating Radio-Telegraphy Telescopes Computers Steam Boating ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Shaver Electric Fence Electric Heater Electric Drill Electric Shaver Electric Fence Electric Heater Electric Drill ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the BALLPOINT PEN? Waterman Brothers Biro Brothers Bicc Brothers Write Brothers Waterman Brothers Biro Brothers Bicc Brothers Write Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Raggedy Ann doll Electric train Tinkertoys Yo-yo Raggedy Ann doll Electric train Tinkertoys Yo-yo ANSWER DOWNLOAD EXAMIANS APP
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