Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Banana split Cotton candy Cracker Jacks Popsicle Banana split Cotton candy Cracker Jacks Popsicle ANSWER DOWNLOAD EXAMIANS APP
Inventions Who synthesized the first wholly artificial gene? Hargobind Khorana J.J. Thompson Meghnad Saha Benjamin Franklin Hargobind Khorana J.J. Thompson Meghnad Saha Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first Lionel trains manufactured? 1901 1890 1920 1944 1901 1890 1920 1944 ANSWER DOWNLOAD EXAMIANS APP
Inventions What Benjamin Franklin invented? Bifocal spectacles Radio Hygrometer Barometer Bifocal spectacles Radio Hygrometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? Cyclotron Nuclear reactor X ray machine Betatron Cyclotron Nuclear reactor X ray machine Betatron 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. Mae Jamison Beulah Henry Marjorie Joyner Bessie Blount Mae Jamison Beulah Henry Marjorie Joyner Bessie Blount ANSWER DOWNLOAD EXAMIANS APP
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