Imagine you drilled a hole through earth on one of the main axes. What will the motion of a small mass be like that falls into this hole? (neglect friction and air resistance)
-Newton's law of gravity-Find mass as function of position-Find force as function of position-Use analogy to mass on spring to prove that this is simple harmonic motion-Calculate periodic time of oscillation
-Further discussiondraw v-t curve-Energies at extremal positions
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All answers ▸A windowless room contains 3 light bulbs, each connected to a switch outside the room. You can flip any of the switches in any order. You can then enter and look at the lights, but not touch the switches again. Which switch controls which light?
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