Inventions What charge card, developed in 1950, was the first to be accepted nationally in the US? Visa Discover MasterCharge Diner's Club Visa Discover MasterCharge Diner's Club ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the BALLPOINT PEN? Waterman Brothers Bicc Brothers Write Brothers Biro Brothers Waterman Brothers Bicc Brothers Write Brothers Biro Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Michael Skube George Gamow Roger Penrose Albert Einstein Michael Skube George Gamow Roger Penrose Albert Einstein ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the Seed Drill? Jethro Tull Arlo Guthrie Woodie Guthrie Thomas Hines Jethro Tull Arlo Guthrie Woodie Guthrie Thomas Hines ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1920 1911 1915 1919 1920 1911 1915 1919 ANSWER DOWNLOAD EXAMIANS APP
Inventions The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project? Vannevar Bush Leslie R. Groves Robert Oppenheimer James B. Conant Vannevar Bush Leslie R. Groves Robert Oppenheimer James B. Conant ANSWER DOWNLOAD EXAMIANS APP
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