Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Measuring and recording of ground motion were combined than to modern systems, in which these functions are separated.
0 0 0
It is an instrument for automatically detecting and recording the intensity, direction, and duration of a movement of the ground, especially of an earthquake.
2 5 2
Seismology actually refers to the study and the science of Earthquakes.
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts