Inventions Which scientist discovered the radioactive element radium? Benjamin Franklin Albert Einstein Isaac Newton Marie Curie Benjamin Franklin Albert Einstein Isaac Newton Marie Curie ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Popsicle Banana split Cotton candy Cracker Jacks Popsicle Banana split Cotton candy ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented the BALLPOINT PEN? Biro Brothers Waterman Brothers Write Brothers Bicc Brothers Biro Brothers Waterman Brothers Write Brothers Bicc Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Charles Richter Hiram Walker Giuseppe Mercalli Joshua Rumble Charles Richter Hiram Walker Giuseppe Mercalli Joshua Rumble ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Louis Pasteur Robert Hooke Edward Jenner Robert Koch Louis Pasteur Robert Hooke Edward Jenner Robert Koch 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. Bessie Blount Mae Jamison Beulah Henry Marjorie Joyner Bessie Blount Mae Jamison Beulah Henry Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
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