Inventions Who invented the battery? James Hargreaves Thomas Edison Alessandro Volta John Wilkinson James Hargreaves Thomas Edison Alessandro Volta John Wilkinson ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Hooke Robert Koch Edward Jenner Louis Pasteur Robert Hooke Robert Koch Edward Jenner Louis Pasteur ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Ethyl gasoline Radar Sonar Jet propulsion Ethyl gasoline Radar Sonar Jet propulsion 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 1825 1831 1828 There is no sure date 1825 1831 ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? C. Birdsey G. Findus R. Scott F. Rozenosh C. Birdsey G. Findus R. Scott F. Rozenosh ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Alfred B. Nobel Benjamin Franklin Sir Alexander Graham Bell Thomas Alva Edison Alfred B. Nobel Benjamin Franklin Sir Alexander Graham Bell Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
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