Inventions 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. Bessie Blount Beulah Henry Marjorie Joyner Mae Jamison Bessie Blount Beulah Henry Marjorie Joyner Mae Jamison ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Hygrometer Radio Barometer Bifocal spectacles Hygrometer Radio Barometer Bifocal spectacles ANSWER DOWNLOAD EXAMIANS APP
Inventions Who synthesized the first wholly artificial gene? Benjamin Franklin J.J. Thompson Hargobind Khorana Meghnad Saha Benjamin Franklin J.J. Thompson Hargobind Khorana Meghnad Saha ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Chesterfield Screw propellor Electric streetcar Sleeping (railway) car Chesterfield Screw propellor Electric streetcar Sleeping (railway) car ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1930s 1950s 1850s 1880s 1930s 1950s 1850s 1880s ANSWER DOWNLOAD EXAMIANS APP
Inventions What African-American inventor received 5 patents in the field of shoemaking? Elijah McCoy Jan Ernst Matzeliger Lewis Latimer Ernest Just Elijah McCoy Jan Ernst Matzeliger Lewis Latimer Ernest Just ANSWER DOWNLOAD EXAMIANS APP
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