Inventions What inspired reflecting road lights to be invented? Car door reflecting mirrors The light a cat's eyes gave off on a fence Sun light on steel posts on road sides The sun light on the windshield Car door reflecting mirrors The light a cat's eyes gave off on a fence Sun light on steel posts on road sides The sun light on the windshield 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? Robert Oppenheimer Vannevar Bush Leslie R. Groves James B. Conant Robert Oppenheimer Vannevar Bush Leslie R. Groves James B. Conant ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Golf tee Hang glider Motorboat Water skis Golf tee Hang glider Motorboat Water skis ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Karl Benz Leo H Baekeland Kirkpatrick Macmillan Evangelista Torricelli Karl Benz Leo H Baekeland Kirkpatrick Macmillan Evangelista Torricelli ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Cyclotron X ray machine Betatron Nuclear reactor Cyclotron X ray machine Betatron Nuclear reactor ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the BALLPOINT PEN? Biro Brothers Waterman Brothers Write Brothers Bicc Brothers Biro Brothers Waterman Brothers Write Brothers Bicc Brothers ANSWER DOWNLOAD EXAMIANS APP
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