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40 Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ni
Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. U
Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the nineteenth century, the moveme
Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete
By Phil Mercer Sydney 18 September 2009 Australia is revising controversial citizenship tests, to make sure applicants are more aware of their rights and responsibilities rather than examine their general knowledge about sports and culture. The gove
By Phil Mercer Sydney 02 October 2007 Australian refugee groups have criticized tests that require people to answer questions about the nation's history and culture to qualify to become a citizen. Critics believe the new measures will discriminate ag