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Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
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Biology, 22.06.2019 11:00, 1940swannabe
The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian
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The distance from the top of the outer core to the bottom is?...
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