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True or false?(a) Land and soil are the same thing.(b) The water in a lake is called ground water.(c) It takes about 1000 years to form a 25 cm thick layer of soil.(d) Radon is used in decorative lights. |
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Answer» True or false? (a) Land and soil are the same thing. (b) The water in a lake is called ground water. (c) It takes about 1000 years to form a 25 cm thick layer of soil. (d) Radon is used in decorative lights. |
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