Geography-Unit1A-Volcanoes and Earthquakes 0.0 / 5 ? GeographyNatural hazardsGCSEAQA Created by: tonisha_Created on: 28-12-22 19:11 Volcanoes occur at which plates? destructive and constructive 1 of 12 When it erupts it emits what two things? lava and gases 2 of 12 Some also emit what? ash 3 of 12 the ash can cover_______ and block out the _____? land sun 4 of 12 They may also form what? pyroclastic flows 5 of 12 Where do earthquakes occur? at all three plates 6 of 12 An earthquake is a build up of? tension 7 of 12 Eventually the plates will? jerk past each other 8 of 12 Sending out what? shock waves 9 of 12 These spread out from the _______? focus 10 of 12 What is the focus? the point in the earths surface where the earthquake starts 11 of 12 What is the epicentre? the point on the earths surface directly above the focus 12 of 12
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