Talk:Homeworks 2

In case you were wondering, these are where the questions correspond:

(1) Lecture 5, slides 6 - 8

(2) Lecture 6, slide 9

(3) Chapter 2.3: Equation 2.37 - Keper's 3rd Law revisited $P^{2}={\frac {4\pi ^{2}}{G(M_{1}+M_{2})}}a^{3}$

(4) Lecture 4, slides 11 - 13

(5) Chapter 2.3: Kepler's Laws Derived