Chrischeng

This is THE document you need to get a 7 in IB Economics SL. Made by 8 econ students who got a 7 in M24. We have all the graphs, formulae, and definitions in the document. You can use it to preview the course, fill in the gaps in your class note, or for exam preparation. Good luck soldier!

This note includes all the material studied in ASTR S-41. It has detailed explanations, diagrams, and equations. This is a good introductory class for people interested in astronomy. It is also a class from Harvard University, so this note will make you feel as if you are studying at Harvard.