Ask your own question, for FREE!
Earth Sciences 8 Online
OpenStudy (peterg2001):

help please will medal An ocean trench: marks the upwelling of mantle material is the site of submarine volcanoes occurs where a plate is moving down started the breakup of the single southern continent

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!