Respuesta :
Answer: 1. seismic waves
2. seismograph
3. compare data from other sources
Answer:
Answer:
1. seismic waves
2. seismograph
3. measure arrival times
Explanation:
Answer: 1. seismic waves
2. seismograph
3. compare data from other sources
Answer:
Answer:
1. seismic waves
2. seismograph
3. measure arrival times
Explanation: