Inventions What Sir Isaac Newton invented? Reflecting telescope Chronometer Spectacles Microscope Reflecting telescope Chronometer Spectacles Microscope ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1980s 1960s 1950s 1940s 1980s 1960s 1950s 1940s ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Sleeping (railway) car Electric streetcar Chesterfield Screw propellor Sleeping (railway) car Electric streetcar Chesterfield Screw propellor ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Electric train Yo-yo Tinkertoys Raggedy Ann doll Electric train Yo-yo Tinkertoys Raggedy Ann doll 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 Marjorie Joyner Beulah Henry Bessie Blount Mae Jamison Marjorie Joyner Beulah Henry Bessie Blount ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Albert Einstein Benjamin Franklin Marie Curie Isaac Newton Albert Einstein Benjamin Franklin Marie Curie Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
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