Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? R. Scott F. Rozenosh C. Birdsey G. Findus R. Scott F. Rozenosh C. Birdsey G. Findus ANSWER DOWNLOAD EXAMIANS APP
Inventions When were blue jeans invented? 1850s 1870s 1860s 1900s 1850s 1870s 1860s 1900s ANSWER DOWNLOAD EXAMIANS APP
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 Mae Jamison Bessie Blount Beulah Henry Marjorie Joyner Mae Jamison Bessie Blount Beulah Henry ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1970s 1950s 1960s 1940s 1970s 1950s 1960s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Margaret Knight Mary Kies Amanda Jones Marjorie Joyner Margaret Knight Mary Kies Amanda Jones Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the game Frisbee invented? 1900s 1920s 1890s 1870s 1900s 1920s 1890s 1870s ANSWER DOWNLOAD EXAMIANS APP
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