新课标选修unit5warmingupVIP免费

Unit5warmingupandreadingLookatthediagramontheright.Itshowsavolcanoerupting.Whatdoyouknowaboutvolcanoes?Shareyourknowledgewithothersinyourclass.Usesomeofthewordsonthediagraminyourdiscussion.•Haveyoueverthoughtabouthowpowerfulnatureis?•Haveyoueverconsideredhowweakhumansarecomparedwithavolcano,hurricaneorearthquake?•Yet,howeverweakweare,wearenotcompletelypowerless.Inyourgroupsdiscusswayshumanbeingsprotectthemselvesfrompowerfulnaturalforces.earthquakefloodsdroughtthunder/lightningtornado/cyclonetsunamihurricane/typhoonvolcano-eruption•Whatdoyouknowaboutvolcano?•Doyouknowhowavolcanoerupts?volcano-eruptionBoilingrockeruptsfromthecrater;thelavaflowsslowlydownthemountain.MagmachamberLavaCraterAshcloud/volcanicashGetamoreknowledgeofvolcano1)Howisavolcanoformed?Therocksundertheearthbecomehotterandhotteranderuptfromthemountain.Neartheoceans.2)Whereisthemostpossibleplacethatavolcanomayerupt?