Introduction to Physics

Induction and Astronomy

1. The Cause of the Seasons
2. The Phases of the Moon
3. The Daily Path of the Sun
4. The Lunar Eclipse and its Cause
5. The Shape of the Earth
6. The Size of the Earth
7. The Relative Distances of the Moon and Sun from Earth
8. The Size of the Moon and Sun
9. The Absolute Distances to the Moon and Sun from Earth
10. The Motion of the Sun, Stars, and Planets

The Mechanism of the Heavens

11. Galileo's Law of Motion
12. The Phases of Venus
13. The Heliocentric Solar System
14. The Sun as Cause of Planetary Motion
15. The Law of Orbital Period and Distance
16. The Jovian Moons' Adherence to the Law of Orbital Period and Distance
17. The Moon as Earth-like World
18. The Amplitude Independence of Pendulum Period