Which of the Following Statements Is FALSE About the Magnitude

Multiple Choice

Which of the following statements is FALSE about the magnitude of earthquakes?

A) Magnitudes of earthquakes are based on powers of ten.
B) An earthquake of magnitude 3 on the Richter scale involves twice the amount of ground shaking as a magnitude 2 earthquake.
C) Great earthquakes can have a magnitude of 8 or higher.
D) Both the Richter Scale and Moment Magnitude Scale are used to describe the magnitude of an earthquake.