Q1 · Difficulty 1/3
Which instrument would scientists use to detect ground movement on a volcano before an eruption?
- An anemometer
- A barometer
- A seismometer
- A rain gauge
Show answer & explanation
✓ Answer: C — A seismometer
Award 1 mark. Seismometers record the small earthquakes caused by rising magma. An anemometer measures wind speed, a barometer air pressure and a rain gauge rainfall.