PC140 Astronomy - Fall 2006

Exam from a previous year

Lecture, Valentine Day, Feb14

Eratosthenes and the circumference of the earth

Ran's Home Page

Aristarchus and the distance to the sun

Lectures, Week of Feb 24-28

History of astronomy, a brief overview

Tides

This page,maintained by Ran Sivron, was
Some of the contents were modified with permission from Ned Ladd's page at Bucknell University
Background is modified from www.stsci.edu (Hubble Space Telescope)