Inventions What Enrico Fermi invented? Cyclotron Betatron Nuclear reactor X ray machine Cyclotron Betatron Nuclear reactor X ray machine ANSWER DOWNLOAD EXAMIANS APP
Inventions For over 500 years, paper was only available and sold as single sheets. In 1902, an inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what? Calendar Telephone Book Notice Board Notepad Calendar Telephone Book Notice Board Notepad ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1960s 1950s 1980s 1940s 1960s 1950s 1980s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Jet propulsion Sonar Radar Ethyl gasoline Jet propulsion Sonar Radar Ethyl gasoline 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. Beulah Henry Marjorie Joyner Mae Jamison Bessie Blount Beulah Henry Marjorie Joyner Mae Jamison Bessie Blount ANSWER DOWNLOAD EXAMIANS APP
Inventions Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear? 1825 1828 There is no sure date 1831 1825 1828 There is no sure date 1831 ANSWER DOWNLOAD EXAMIANS APP
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