Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Television Telegraph Radio Dishwasher Television Telegraph Radio Dishwasher ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1900s 1890s 1880s 1800s 1900s 1890s 1880s 1800s ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1919 1911 1920 1915 1919 1911 1920 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1828 There is no sure date 1831 1825 1828 There is no sure date 1831 1825 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Benjamin Franklin Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Hang glider Motorboat Golf tee Water skis Hang glider Motorboat Golf tee Water skis ANSWER DOWNLOAD EXAMIANS APP
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