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Mars is believed not to have plate tectonics, because after its formation, the planet was a sizzling mass of molten rock that cooled over time to form a fixed crust around a rocky mantle, but it is not known how ...
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1 year 0 Answers 4499 views 15

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According to the findings of mainstream science, aliens have never visited the earth. Despite the whimsical fantasies of fictional works and the confusion of supposed eye-witnesses, there is no credible scientific evidence that aliens have ever visited the earth. Aliens did ...
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3 years 0 Answers 2647 views 0

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All of earth's oxygen does not come from trees. Rather, the atmospheric oxygen that we depend on as humans comes predominantly from the ocean. According to National Geographic, about 70% of the oxygen in the atmosphere comes from marine plants and ...
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3 years 0 Answers 3145 views 0
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