Inventions It travels over land and water. Who invented the HOVERCRAFT? T. Henman O. Stricheg S. Sperrow C. Cockerell T. Henman O. Stricheg S. Sperrow C. Cockerell ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Charles Goodyear Leo Hendrik Baekeland Henry Ford Roy Plunkett Charles Goodyear Leo Hendrik Baekeland Henry Ford Roy Plunkett ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cotton candy Popsicle Cracker Jacks Banana split Cotton candy Popsicle Cracker Jacks Banana split ANSWER DOWNLOAD EXAMIANS APP
Inventions Who developed the idea of Crop Rotation? Potato Peterson Swede Svenson Turnip Townsend Cabbage Carlson Potato Peterson Swede Svenson Turnip Townsend Cabbage Carlson ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Hang glider Motorboat Golf tee Water skis Hang glider Motorboat Golf tee Water skis ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli ANSWER DOWNLOAD EXAMIANS APP
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