The______ is used to record ground shaking and the earthquake- magnitude scale based on the largest seismic wave motion was invented by____________ .
A) Chinese ball juggler, Lao Tzu
B) seismograph; Richter
C) vibrator; Dr. Ruth
D) polygraph; Freud

Question

Quizplus · Accepted Answer

The seismograph is an instrument used to record the vibrations of the earth during an earthquake, and the Richter scale, invented by Charles F. Richter, measures the magnitude of earthquakes based on the largest seismic wave motion recorded by seismographs.

The______ Is Used to Record Ground Shaking and the Earthquake-