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What is a circumpolar star? a)a star that is close to the north celestial pole a star that is close to the south celestial pole c) a star that always remains above your horizon and appears to rotate around the celestial pole d) a star that makes a daily circle around the celestial sphere e) a star that is visible from the arctic or antarctic circles
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Physics, 22.06.2019 16:30, amayareyes101
Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?
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What is a circumpolar star? a)a star that is close to the north celestial pole a star that is close...
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