Do you agree now that force/energy is needed to do motion? ___. The amount of force/energy released as the Earth moves (earthquake) is measured by an open-ended Richter scale from 1.0 onwards. Can you imagine how much force is needed for an earthquake to occur? Cite your ideas.
Add an Answer
More Questions From This User See All
Answers & Comments
Answer:
A seismograph is the primary earthquake measuring instrument. The seismograph produces a digital graphic recording of the ground motion caused by the seismic waves. The digital recording is called a seismogram. A network of worldwide seismographs detects and measures the strength and duration of the earthquake's waves.