Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Roger Penrose Michael Skube Albert Einstein George Gamow Roger Penrose Michael Skube Albert Einstein George Gamow ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1895 1900 1840 1874 1895 1900 1840 1874 ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Ernest Just Jan Ernst Matzeliger Elijah McCoy Lewis Latimer Ernest Just Jan Ernst Matzeliger Elijah McCoy Lewis Latimer ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1890s 1880s 1900s 1800s 1890s 1880s 1900s 1800s ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1919 1920 1911 1915 1919 1920 1911 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first lawn mower invented? 1835 1849 1854 1830 1835 1849 1854 1830 ANSWER DOWNLOAD EXAMIANS APP
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