Inventions Who invented Gramophone? Sir Alexander Graham Bell Fahrenheit Thomas Alva Edison Michael Faraday Sir Alexander Graham Bell Fahrenheit Thomas Alva Edison Michael Faraday ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein George Gamow Michael Skube Roger Penrose Albert Einstein George Gamow Michael Skube Roger Penrose ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1800s 1890s 1880s 1900s 1800s 1890s 1880s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first lawn mower invented? 1830 1849 1854 1835 1830 1849 1854 1835 ANSWER DOWNLOAD EXAMIANS APP
Inventions What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892? Ouija board Ping Pong Monopoly Frisbee Ouija board Ping Pong Monopoly Frisbee ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1840 1895 1874 1900 1840 1895 1874 1900 ANSWER DOWNLOAD EXAMIANS APP