Inventions What Enrico Fermi invented? X ray machine Betatron Cyclotron Nuclear reactor X ray machine Betatron Cyclotron Nuclear reactor 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? Notice Board Calendar Notepad Telephone Book Notice Board Calendar Notepad Telephone Book ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Golf tee Hang glider Motorboat Water skis Golf tee Hang glider Motorboat Water skis ANSWER DOWNLOAD EXAMIANS APP
Inventions When were blue jeans invented? 1860s 1900s 1870s 1850s 1860s 1900s 1870s 1850s ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1919 1920 1911 1915 1919 1920 1911 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Benjamin Franklin Isaac Newton Marie Curie Albert Einstein Benjamin Franklin Isaac Newton Marie Curie Albert Einstein ANSWER DOWNLOAD EXAMIANS APP
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