Inventions In which decade was the first solid state integrated circuit demonstrated? 1960s 1950s 1980s 1970s 1960s 1950s 1980s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Thomas Alva Edison Benjamin Franklin Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Sir Alexander Graham Bell Alfred B. Nobel ANSWER DOWNLOAD EXAMIANS APP
Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Giuseppe Mercalli Hiram Walker Joshua Rumble Charles Richter Giuseppe Mercalli Hiram Walker Joshua Rumble Charles Richter ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the toothbrush invented? 1742 1790 1765 1770 1742 1790 1765 1770 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who came up with the idea for INSTANT MASHED POTATO? S. Tuberosum W. Raleigh K. Edwards E. Asselbergs S. Tuberosum W. Raleigh K. Edwards E. Asselbergs ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? F. Rozenosh R. Scott G. Findus C. Birdsey F. Rozenosh R. Scott G. Findus C. Birdsey ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS