Free help with homework

Why join Brainly?

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


The P-waves and S-waves

P-waves or Primary wave is the wave that comes first when an earthquake occur.

S-waves or secondary waves are the waves that came after the P-waves and has an interval of 8 seconds between the two.

The two are extremely useful to the study of seismologist as it helps them locate epicenters and such.
2 3 2
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