Predicting and Preparing for and Eruption 0.0 / 5 ? GeographyNatural hazardsGCSEAQA Created by: katiebrosterCreated on: 02-05-16 12:23 what are seismometers used for? detecting earthquakes 1 of 7 what do seismometers produce? seismographs 2 of 7 how would you monitor hundreds or small earthquakes caused by magma rising up through the cracks in the earth's crust? seismometers 3 of 7 how would you detect an increase in temperature around the volcano? thermal imaging and satellite cameras 4 of 7 what gas tells you that the volcano is near to erupting? sulphur 5 of 7 how do you measure the sulphur content of gases released by the volcano before erupting? gas samples and chemical sensors 6 of 7 what does planning for an eruption include? creating an exclusion zone, ready and able to evacuate residents, emergency supply of basic provisions, funds and a good communication system 7 of 7
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