VOLCANOES+AND+EARTHQUAKES+GRADE+8

=[|EARTH LIKE A PUZZLE] A study of plate tectonics= =[|SEISMIC WAVES]= =[|VIRTUAL COURSEWARE: EARTHQUAKE]= =[|EARTH FORCE]= =[|FORCES OF NATURE]= =[|MUSICAL PLATES]= =[|SEISMIC WAVES]= =[|EARTHQUAKE VIDEOS]= =[|DISCOVERING PLATE BOUNDARIES]= =[|PLATE TECTONICS]= =[|VOLCANO EXPEDITION]= =[|THE POWER OF FIRE]= =[|OBSERVE AN ANIMATION OF VOLCANIC ISLANDS FORMING]= =[|OBSERVE AN ANIMATION OF VOLCANISM]= =[|EXAMINE VIDEO CLIPS OF ERUPTED MATERIALS]= =[|OBSERVE AN ANIMATION OF VOLCANISM AT AT SUBDUCTION ZONE]= =[|STRUCTURE OF A VOLCANO]=