Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1828 There is no sure date 1825 1831 1828 There is no sure date 1825 1831 ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the first solid state integrated circuit demonstrated? 1970s 1980s 1960s 1950s 1970s 1980s 1960s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first Lionel trains manufactured? 1920 1890 1944 1901 1920 1890 1944 1901 ANSWER DOWNLOAD EXAMIANS APP
Inventions What drink was invented by Charles Leiper Grigg in 1929? Pepsi 7-Up Yoo-Hoo Hawaiian Punch Pepsi 7-Up Yoo-Hoo Hawaiian Punch ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Elijah McCoy Lewis Latimer Ernest Just Jan Ernst Matzeliger Elijah McCoy Lewis Latimer Ernest Just Jan Ernst Matzeliger ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the Seed Drill? Thomas Hines Arlo Guthrie Woodie Guthrie Jethro Tull Thomas Hines Arlo Guthrie Woodie Guthrie Jethro Tull ANSWER DOWNLOAD EXAMIANS APP
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