Inventions Who invented the battery? James Hargreaves Alessandro Volta John Wilkinson Thomas Edison James Hargreaves Alessandro Volta John Wilkinson Thomas Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Bottle warmer Baby monitor Disposable diaper Infant carrier Bottle warmer Baby monitor Disposable diaper Infant carrier ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Sir Frank Whittle Lewis E. Waterman John J. Loud Kirkpatrick Macmillan Sir Frank Whittle Lewis E. Waterman John J. Loud Kirkpatrick Macmillan ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Michael Skube Albert Einstein Roger Penrose George Gamow Michael Skube Albert Einstein Roger Penrose George Gamow ANSWER DOWNLOAD EXAMIANS APP
Inventions What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? Early Warning Telephone Television Electricity Early Warning Telephone Television Electricity ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Microwave oven VCR Remote control Calculator Microwave oven VCR Remote control Calculator ANSWER DOWNLOAD EXAMIANS APP