Astronomy 2022A/B Study Guide - Final Guide: Hawking Radiation, Supermassive Black Hole, Atomic Nucleus
Document Summary
Lecture 1: properties of the universe: spherical earth. Greeks were the first to introduce idea of a round earth. Eratosthenes: measured the diameter of earth by analyzing the shadow of columns. Fault: assumed that the sun is very far away from earth, which is correct but unverified at the time: heliocentric universe. Aristotle believed that the earth was the centre of the universe
