Wednesday, June 17, 2009

Final Final Exam on Torque and Gravity for remaining Juniors

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.

Monday, June 15, 2009

Go over Orbit of Mars Lab

Finish Gravity video

Friday, Jun 12, 2009

Orbit of Mars Lab

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

Wednesday, June 10, 2009

Go over any remaining questions on torque

Gave quizzes on torque (canoe and bar).

Tuesday, June 9, 2009

Boomerangs

Monday, June 8, 2009

Hand back Circular Motion Labs
Go over why we plot data to get relationships

Collect RA 7.2

Answer any questions on Torque
Go over problems on worksheet

True Lies - bird lands on hood and truck falls off bridge

Center of Gravity demos

For homework - do the three problems on the supplementary problem sheet on static equilibrium.

Friday, June 5, 2009

Go over Final Exam

Intro to Torque
Hand out RA 7.2 due Monday
Also handed out Torque Problem sheet and Supplemental Problems in Torque

Thursday, June 4, 2009

Final Exam

Wednesday, June 3, 2009

Tuesday June 2, 2009

Monday, June 1, 2009

Friday, May 29, 2009