General Knowledge MCQ - English
What is the name of the CalTech seismologist who invented the scale used to meas
Home | Discussion ForumFree Online Test
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
Answer : A
Free Online Test
View More Related Question
1) What charge card, developed in 1950, was the first to be accepted nationally in the US?
2) What plaything was invented by Joe McVicker in 1956?
3) Who invented the BALLPOINT PEN?
4) In which decade was the Internet first implemented?
5) When were bar code scanners invented?