Lab #6: Eccentricity of Planetary orbits... Kepler's 1st Law.

Do the pre-lab, so you will be able to finish the lab in 2 periods on Thurs.

Kepler's 1st Law:

background video on Kepler's eccentricity

more to about.... Extra credit (video reports)
earth's orbit not always the same....

Lab #6
Discussion Questions (1-14)

#14