General Knowledge on Inventions

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291. Who invented Dynamite? A. Sir Alexander Graham Bell B. Benjamin Franklin C. Thomas Alva Edison D. Alfred B. Nobel Check Answer \| Discussion 292. Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? A. Golf tee B. Motorboat C. Water skis D. Hang glider Check Answer \| Discussion 293. What African-American inventor received 5 patents in the field of shoemaking? A. Elijah McCoy B. Jan Ernst Matzeliger C. Ernest Just D. Lewis Latimer Check Answer \| Discussion 294. What James Watt invented? A. Diving bell B. Steam boat C. Hot air balloon D. Rotary steam engine Check Answer \| Discussion 295. When was barb wire patented? A. 1874 B. 1840 C. 1895 D. 1900 Check Answer \| Discussion 296. What Galileo invented? A. Barometer B. Pendulum clock C. Microscope D. Thermometer Check Answer \| Discussion 297. When were blue jeans invented? A. 1900s B. 1860s C. 1870s D. 1850s Check Answer \| Discussion 298. Which scientist discovered the radioactive element radium? A. Isaac Newton B. Albert Einstein C. Benjamin Franklin D. Marie Curie Check Answer \| Discussion 299. What piece of clothing was invented by French fashion designer Louis Reard in 1946? A. Zoot suit B. Mini-skirt C. Bikini D. Tank top Check Answer \| Discussion 300. This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece. A. Bessie Blount B. Marjorie Joyner C. Mae Jamison D. Beulah Henry Check Answer \| Discussion
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General Knowledge on Inventions

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