Question 61 Who invented Bicycle? A) Leo H Baekeland B) Karl Benz C) Evangelista Torricelli D) Kirkpatrick Macmillan No Details
Question 63 What Karl Benz invented? A) Gasoline powered automobile B) Streetcar C) Glider D) Steam turbine No Details
Question 64 What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? A) Charles Richter B) Hiram Walker C) Giuseppe Mercalli D) Joshua Rumble No Details
Question 66 Which scientist discovered the radioactive element radium? A) Isaac Newton B) Albert Einstein C) Benjamin Franklin D) Marie Curie No Details