Inventions What Benjamin Franklin invented? Hygrometer Barometer Radio Bifocal spectacles Hygrometer Barometer Radio Bifocal spectacles ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Amanda Jones Mary Kies Margaret Knight Marjorie Joyner Amanda Jones Mary Kies Margaret Knight Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cotton candy Banana split Popsicle Cracker Jacks Cotton candy Banana split Popsicle Cracker Jacks ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first elevator built? 1785 1760 1739 1743 1785 1760 1739 1743 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Thomas Alva Edison Benjamin Franklin Alfred B. Nobel Sir Alexander Graham Bell Thomas Alva Edison Benjamin Franklin Alfred B. Nobel Sir Alexander Graham Bell ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Hydraulic Crane Turbine Jet Engine The brake used in modern elevators Hydraulic Crane Turbine Jet Engine The brake used in modern elevators ANSWER DOWNLOAD EXAMIANS APP
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