Inventions Who among the following invented the small pox vaccine? Robert Hooke Louis Pasteur Edward Jenner Robert Koch Robert Hooke Louis Pasteur Edward Jenner Robert Koch ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Benjamin Franklin Marie Curie Albert Einstein Isaac Newton Benjamin Franklin Marie Curie Albert Einstein Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? George Fountain Charles Kettering Sir William Grove Lewis Edson Waterman George Fountain Charles Kettering Sir William Grove Lewis Edson Waterman ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Pay telephone Automatic teller machine Burglar alarm Time-lock safe Pay telephone Automatic teller machine Burglar alarm Time-lock safe ANSWER DOWNLOAD EXAMIANS APP
Inventions What Karl Benz invented? Steam turbine Glider Gasoline powered automobile Streetcar Steam turbine Glider Gasoline powered automobile Streetcar ANSWER DOWNLOAD EXAMIANS APP
Inventions What Sir Isaac Newton invented? Chronometer Microscope Spectacles Reflecting telescope Chronometer Microscope Spectacles Reflecting telescope ANSWER DOWNLOAD EXAMIANS APP