GCSE Questions - Geophysics![]() Q1. P-waves and S-waves are two types of seismic wave caused by earthquakes. (a) Which one of the statements about P-waves and S-waves is correct? Tick one box.
[1 mark] (b) Seismometers on the Earth's surface record the vibrations caused by seismic waves. The diagram shows the vibration recorded by a seismometer for one P-wave.
[4 marks]
[1 mark]
[3 marks] (c) Explain why the study of seismic waves provides evidence for the structure of the Earth's core. [2 marks] (d) The diagram shows a simple seismometer made by a student. To test that the seismometer works, the student pushes the bar magnet into the coil and then releases the bar magnet.
[2 marks]
[1 mark]
Which statement in the table below describes the movement of the magnet when the induced potential difference is zero? Tick one box.
[1 mark]
[2 marks] (Total 17 marks) |
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