Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Washing machine Vacuum cleaner Blender Electric mixer Washing machine Vacuum cleaner Blender Electric mixer ANSWER DOWNLOAD EXAMIANS APP
Inventions When was Milk Tray first introduced? 1915 1934 1942 1923 1915 1934 1942 1923 ANSWER DOWNLOAD EXAMIANS APP
Inventions What Sir Isaac Newton invented? Microscope Reflecting telescope Chronometer Spectacles Microscope Reflecting telescope Chronometer Spectacles 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 Leslie R. Groves Robert Oppenheimer James B. Conant Vannevar Bush Leslie R. Groves Robert Oppenheimer James B. Conant ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Sonar Ethyl gasoline Radar Jet propulsion Sonar Ethyl gasoline Radar Jet propulsion ANSWER DOWNLOAD EXAMIANS APP
Inventions What groovy item was invented by Englishman Edward Craven Walker in 1963? Lava lamp Hot comb Leisure suit Eight-track tape deck Lava lamp Hot comb Leisure suit Eight-track tape deck ANSWER DOWNLOAD EXAMIANS APP
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