Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Captain's chair Sofa bed Waterbed Hammock Captain's chair Sofa bed Waterbed Hammock ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the toothbrush invented? 1770 1790 1742 1765 1770 1790 1742 1765 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who developed the idea of Crop Rotation? Turnip Townsend Potato Peterson Swede Svenson Cabbage Carlson Turnip Townsend Potato Peterson Swede Svenson Cabbage Carlson 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 Leslie R. Groves James B. Conant Vannevar Bush Robert Oppenheimer Leslie R. Groves James B. Conant Vannevar Bush ANSWER DOWNLOAD EXAMIANS APP
Inventions The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? Jack Croxford Baker Joseph Cyril Bamford John Christopher Ballantyne John Christopher Baxter Jack Croxford Baker Joseph Cyril Bamford John Christopher Ballantyne John Christopher Baxter ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Remote control Microwave oven Calculator VCR Remote control Microwave oven Calculator VCR ANSWER DOWNLOAD EXAMIANS APP