Inventions What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli Joshua Rumble Hiram Walker Charles Richter Giuseppe Mercalli ANSWER DOWNLOAD EXAMIANS APP
Inventions In which year was MIDI introduced? 1973 1983 1987 1977 1973 1983 1987 1977 ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1980s 1960s 1940s 1950s 1980s 1960s 1940s 1950s ANSWER DOWNLOAD EXAMIANS APP
Inventions The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? John Christopher Baxter Joseph Cyril Bamford Jack Croxford Baker John Christopher Ballantyne John Christopher Baxter Joseph Cyril Bamford Jack Croxford Baker John Christopher Ballantyne ANSWER DOWNLOAD EXAMIANS APP
Inventions What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? Aloha shirt Muumuu String bikini Capri pants Aloha shirt Muumuu String bikini Capri pants ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Pay telephone Time-lock safe Burglar alarm Automatic teller machine Pay telephone Time-lock safe Burglar alarm Automatic teller machine ANSWER DOWNLOAD EXAMIANS APP
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