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Geologists know that volcano action is caused by radioactive elements. Geologists know that there is higher temperature within the earth. The real causes of the heat inside the earth have not been found. Scientists have made various guesses about the causes of heat inside the earth.
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the total amount of oxygen over the earth mixture of gases surrounding the earth a source of storms the diffusion of waste gas
planets days facts meters
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What are you looking for, sir? Welcome to our store, sir. May I help you, sir? What on earth do you want, sir?
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surprised; live surprised; lived surprise; live surprising; lived
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