mrsmithsphysics.weebly.commrsmithsphysics.weebly.com/uploads/1/2/1/5/... · GRAVITY HOW THINGS FALL...
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mrsmithsphysics.weebly.commrsmithsphysics.weebly.com/uploads/1/2/1/5/... · GRAVITY HOW THINGS FALL 23 Universe while all the celestial bodies, being attached to crystal spheres,