Nats 1740 - Study guides, Class notes & Summaries

LECTURE 11: Kepler's Third Law - More distant planets orbit the Sun at slower average speeds, obeying the relationship. p^2 = a^3 p = orbital period in years; a = average distance from the Sun in AU To calculate orbital period: a^3 then sqrt() your result of a^3 or in other words, p = √(a^3) LECTURE 12: Galileo overcame major objections to the Copernican view. Three key objections rooted in the Aristotelian view were the following: 1. Earth could not be moving because objects in a...