Inventions Which scientist discovered the radioactive element radium? Marie Curie Benjamin Franklin Albert Einstein Isaac Newton Marie Curie Benjamin Franklin Albert Einstein Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Benjamin Franklin Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell Benjamin Franklin Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? United States Philippines France England United States Philippines France England ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Robert Koch Louis Pasteur Edward Jenner Robert Hooke Robert Koch Louis Pasteur Edward Jenner Robert Hooke ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1895 1900 1840 1874 1895 1900 1840 1874 ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Yo-yo Electric train Raggedy Ann doll Tinkertoys Yo-yo Electric train Raggedy Ann doll Tinkertoys ANSWER DOWNLOAD EXAMIANS APP
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