Inventions What J. B. Dunlop invented? Rubber boot Pneumatic rubber tire Model airplanes Automobile wheel rim Rubber boot Pneumatic rubber tire Model airplanes Automobile wheel rim ANSWER DOWNLOAD EXAMIANS APP
Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Early Warning Electricity Television Telephone Early Warning Electricity Television Telephone ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1900 1895 1874 1840 1900 1895 1874 1840 ANSWER DOWNLOAD EXAMIANS APP
Inventions What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? String bikini Capri pants Aloha shirt Muumuu String bikini Capri pants Aloha shirt Muumuu ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland 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 Robert Oppenheimer Vannevar Bush Leslie R. Groves James B. Conant Robert Oppenheimer Vannevar Bush Leslie R. Groves ANSWER DOWNLOAD EXAMIANS APP
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