Inventions In which year was MIDI introduced? 1973 1977 1983 1987 1973 1977 1983 1987 ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Screw propellor Chesterfield Sleeping (railway) car Electric streetcar Screw propellor Chesterfield Sleeping (railway) car Electric streetcar ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Golf tee Motorboat Hang glider Water skis Golf tee Motorboat Hang glider Water skis ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Cyclotron Nuclear reactor Betatron X ray machine Cyclotron Nuclear reactor Betatron X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1840 1895 1874 1900 1840 1895 1874 1900 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? James B. Conant Vannevar Bush Robert Oppenheimer Leslie R. Groves James B. Conant Vannevar Bush Robert Oppenheimer Leslie R. Groves ANSWER DOWNLOAD EXAMIANS APP
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