2.2.3 lab exploring orbits ape 2. what is the independent variable for the ellipses you will draw?

3. what is the dependent variable for the ellipses you will draw?

4. what purpose do the two pushpins serve in the investigation?

5. compare the following values for planetary eccentricities to those you calculated for your ellipses. what can you state about the orbits of the various planets?
mercury 0.206
Venus 0.007
earth 0.017
Mars 0.093
Jupiter 0.048
Saturn 0.056
Urans 0.047
Neptune 0.009
Pluto 0.250

6. what shape would you make if both pushpins were placed at a single Central point? what would be the focal length and eccentricity of the shape?

7. what did you discover in part B about the sums of lines AC and BC for your ellipse? generalize your findings as a basic law of ellipses.

8. what body in the solar system do you think is one focus of the moon's orbit?​