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16 October 2014

	BBC Homepage Scotland Education Scotland
»	Environmental Hazards Floods Cause Impact Prediction Action Volcanoes Cause Impact Prediction Action Revision Summary
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Prediction Exercise Different methods of monitoring ensure the hazards and risks associated with the Soufrière Hills Volcano can be managed effectively. Complete the following statements selecting the correct answer. 1. Seismic activity detects a) the movement of magma beneath the volcano. b) the movement of gases beneath the volcano. 2. A seismometer measures a) ground vibrations caused by earthquakes. b) ground noises caused by earthquakes. 3. Gas Emission monitoring detects a) gases released by the volcano. b) gases inside the volcano. 4. A spectrometer measures a) magma produced by the volcano underground. b) gas by examining the sun though the volcanic plume. 5. Ground deformation is a sign of a) an increase in temperature of the surface of the land. b) magma gathering near the surface under the volcano. 6. A tiltmeter measures a) tiny changes in the slope angle or tilt of the ground. b) the deposits after a volcanic eruption. 7. Geological observations of the volcano a) improve knowledge about the forces that cause the eruption. b) are made for public interest.

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