Inventions Who invented Bakelite? Henry Ford Roy Plunkett Leo Hendrik Baekeland Charles Goodyear Henry Ford Roy Plunkett Leo Hendrik Baekeland Charles Goodyear ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Louis Pasteur Robert Hooke Edward Jenner Robert Koch Louis Pasteur Robert Hooke Edward Jenner ANSWER DOWNLOAD EXAMIANS APP
Inventions What plaything was invented by Joe McVicker in 1956? Play-Doh Etch-A-Sketch Lite-Brite Silly Putty Play-Doh Etch-A-Sketch Lite-Brite Silly Putty ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Cotton candy Popsicle Banana split Cracker Jacks Cotton candy Popsicle Banana split ANSWER DOWNLOAD EXAMIANS APP
Inventions What Elisha Otis invented? Jet Engine Hydraulic Crane Turbine The brake used in modern elevators Jet Engine Hydraulic Crane Turbine The brake used in modern elevators ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bicycle? Leo H Baekeland Evangelista Torricelli Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli Karl Benz Kirkpatrick Macmillan ANSWER DOWNLOAD EXAMIANS APP
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