Wednesday, June 17, 2009
Tuesday, June 16, 2009
Talk about tides. Show that tidal forces are differential forces that vary as the inverse cube of the distance. Calculate the relative tidal strengths of the Sun and Moon on the Earth.
Weird Orbit of Mercury exercise.
Answer any questions for tomorrows final.
Weird Orbit of Mercury exercise.
Answer any questions for tomorrows final.
Tuesday, June 9, 2009
Thursday, June 11, 2009
Start Hewitt gravity video
Discussed how the inverse square law is a consequence of our 3-D world.
Showed how to calculate g from Newton's Law of Gravitation.
Showed how to get Kepler's 2nd law by zapping the Law of Gravitation.
Discussed problems of docking orbiting spacecraft.
Hand out problem sheet on Kepler's Laws - due tomorrow
Discussed how the inverse square law is a consequence of our 3-D world.
Showed how to calculate g from Newton's Law of Gravitation.
Showed how to get Kepler's 2nd law by zapping the Law of Gravitation.
Discussed problems of docking orbiting spacecraft.
Hand out problem sheet on Kepler's Laws - due tomorrow
Wednesday, June 10, 2009
Go over any remaining questions on torque
Gave quizzes on torque (canoe and bar).
Gave quizzes on torque (canoe and bar).
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