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 Leslie R. Groves Vannevar Bush Robert Oppenheimer James B. Conant Leslie R. Groves Vannevar Bush Robert Oppenheimer ANSWER DOWNLOAD EXAMIANS APP
Inventions What inspired reflecting road lights to be invented? The sun light on the windshield Sun light on steel posts on road sides Car door reflecting mirrors The light a cat's eyes gave off on a fence The sun light on the windshield Sun light on steel posts on road sides Car door reflecting mirrors The light a cat's eyes gave off on a fence ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bicycle? Evangelista Torricelli Leo H Baekeland Kirkpatrick Macmillan Karl Benz Evangelista Torricelli Leo H Baekeland Kirkpatrick Macmillan Karl Benz ANSWER DOWNLOAD EXAMIANS APP
Inventions Who came up with the idea for INSTANT MASHED POTATO? W. Raleigh S. Tuberosum E. Asselbergs K. Edwards W. Raleigh S. Tuberosum E. Asselbergs K. Edwards ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1950s 1960s 1940s 1970s 1950s 1960s 1940s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Traffic Lights Vending Machines Parking Meters Automatic Telephone Exchanges Traffic Lights Vending Machines Parking Meters Automatic Telephone Exchanges ANSWER DOWNLOAD EXAMIANS APP