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. Marjorie Joyner Bessie Blount Beulah Henry Mae Jamison Marjorie Joyner Bessie Blount Beulah Henry Mae Jamison ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? C. Birdsey R. Scott G. Findus F. Rozenosh C. Birdsey R. Scott G. Findus F. Rozenosh ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Cyclotron Nuclear reactor Betatron X ray machine Cyclotron Nuclear reactor Betatron X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1900 1874 1895 1840 1900 1874 1895 1840 ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1920 1911 1919 1915 1920 1911 1919 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who came up with the idea for INSTANT MASHED POTATO? S. Tuberosum K. Edwards W. Raleigh E. Asselbergs S. Tuberosum K. Edwards W. Raleigh E. Asselbergs ANSWER DOWNLOAD EXAMIANS APP
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