20th Century Inventions Quiz

Who invented the first radio receiver?

• Count Ferdinand von Zeppelin

• The Wright brothers

• Charles Seeberger

• King Camp Gillette

Who co-invented the lie detector or polygraph machine?

• James Mackenzie

• Michael J. Owens

• Willis Carrier

• Edward Binney

Who received a patent for windshield wipers?

• Lewis Nixon

• William Kellogg

• Mary Anderson

• Albert Einstein

Who invented the first synthetic plastic called Bakelite?

• Elmer A. Sperry

• Auguste and Louis Lumiere

• Paul Cornu

• Leo Baekeland

Who invented the first piloted helicopter?

• G. Washington

• Paul Cornu

• Mary Phelps Jacob

• Charles Franklin Kettering

Who invented the first talking motion picture?

• Eugene Sullivan and William Taylor

• Henry Ford

• Thomas Edison

• Earle Dickson

Who invented the first military tank?

• Sir Frederick Grant Banting

• De La Mole

• Arthur Wynne

• Garrett A. Morgan

Who invented the crossword puzzle?

• Charles Strite

• Vladimir Kosma Zworykin

• Arthur Wynne

• Eugene Sullivan and William Taylor

Who invented the first quartz crystal watch?

• Erik Rotheim

• John Logie Baird

• JWA Morrison

• Rice and Kellogg

Who invented the iron lung?

• Philip Drinker

• Jacob Schick

• Walter E. Diemer

• Alexander Fleming