Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Water skis Hang glider Motorboat Golf tee Water skis Hang glider Motorboat Golf tee ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1950s 1970s 1960s 1940s 1950s 1970s 1960s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Hiram Walker Charles Richter Joshua Rumble Giuseppe Mercalli Hiram Walker Charles Richter Joshua Rumble Giuseppe Mercalli ANSWER DOWNLOAD EXAMIANS APP
Inventions What Karl Benz invented? Gasoline powered automobile Glider Steam turbine Streetcar Gasoline powered automobile Glider Steam turbine Streetcar ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Hammock Captain's chair Sofa bed Waterbed Hammock Captain's chair Sofa bed Waterbed ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Nuclear reactor Cyclotron X ray machine Betatron Nuclear reactor Cyclotron X ray machine Betatron ANSWER DOWNLOAD EXAMIANS APP
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