Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Automatic teller machine Time-lock safe Burglar alarm Pay telephone Automatic teller machine Time-lock safe Burglar alarm Pay telephone ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the battery? John Wilkinson James Hargreaves Thomas Edison Alessandro Volta John Wilkinson James Hargreaves Thomas Edison Alessandro Volta ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Barometer Bifocal spectacles Hygrometer Radio Barometer Bifocal spectacles Hygrometer Radio 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 James B. Conant Leslie R. Groves Robert Oppenheimer Vannevar Bush James B. Conant Leslie R. Groves Robert Oppenheimer ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? United States England France Philippines United States England France Philippines ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1825 There is no sure date 1831 1828 1825 There is no sure date 1831 1828 ANSWER DOWNLOAD EXAMIANS APP
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