As both fill with liquid they expand. They are also both rounded shapes
<span>The celestial sphere is a coordinate system that uses the Earth as a reference. Declination indicates how far north or south from the celestial equator an object is. Right ascension indicates how far east or west from the vernal equinox an object is.</span>
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Build for people with Wide open space, Green infrastructure, Get rid of high-rise flats, It's time to say goodbye to the car, Shorten the supply chain, People power, More communal living. hope this helps
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