Inventions Which of the following was first patented by an Australian in 1889? Electric Drill Electric Heater Electric Shaver Electric Fence Electric Drill Electric Heater Electric Shaver Electric Fence ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the Internet first implemented? 1950s 1940s 1960s 1980s 1950s 1940s 1960s 1980s 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 What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Telephone Television Early Warning Electricity Telephone Television Early Warning Electricity ANSWER DOWNLOAD EXAMIANS APP
Inventions What Karl Benz invented? Glider Gasoline powered automobile Steam turbine Streetcar Glider Gasoline powered automobile Steam turbine Streetcar 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