Which of the statements given above are correct?<br>1. P - waves are the first seismic waves to reach a place<br>2. S - waves travel only through liquids<br>3. Arrival time of P and S - waves is used to locate the epicentre<br>4. Richter scale is a logarithmic scale

Correct Answer: 1, 3 and 4
The statements that are correct are that P waves are the first seismic waves to reach a place, Arrival time of P and S - waves is used to locate the epicentre and Richter scale is a logarithmic scale.