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 Who invented Gunpowder? Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions What drink was invented by Charles Leiper Grigg in 1929? Yoo-Hoo Pepsi Hawaiian Punch 7-Up Yoo-Hoo Pepsi Hawaiian Punch 7-Up ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Sofa bed Captain's chair Hammock Waterbed Sofa bed Captain's chair Hammock Waterbed ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the toothbrush invented? 1790 1742 1765 1770 1790 1742 1765 1770 ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1920 1915 1919 1911 1920 1915 1919 1911 ANSWER DOWNLOAD EXAMIANS APP
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