Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Motorboat Hang glider Water skis Golf tee Motorboat Hang glider Water skis Golf tee ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Marie Curie Isaac Newton Albert Einstein Benjamin Franklin Marie Curie Isaac Newton Albert Einstein Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions What groovy item was invented by Englishman Edward Craven Walker in 1963? Hot comb Leisure suit Lava lamp Eight-track tape deck Hot comb Leisure suit Lava lamp Eight-track tape deck ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Rudolf Diesel Alfred B. Nobel Benjamin Franklin Thomas Alva Edison Rudolf Diesel Alfred B. Nobel Benjamin Franklin Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Microwave oven VCR Calculator Remote control Microwave oven VCR Calculator Remote control ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS