1. Solution

2. Spring-mass systems (Federpendel) The Pendulum (das Pendel)

3. Length experiment Mass pendulum experiment Mass pendulum experiment 3:22 Mass spring (ETH) Playing with lengths

4. What is Foucault’s Pendulum? Foucault's Pendulum in the Panthéon, Paris

5. Resonance (die Resonanz) German Professor

6. Resonance (die Resonanz) ETH experiment

7. Resonance – damped and undamped systems The resonance frequency Amplitude

8. Resonance- too many good movies Your next class project Wine glass (Harvard) What can you do with sound (including a cool breakthrough by ETH) Wine glass normal modes The wine glass that won’t break – cool vibrations. Wine glass (ETH)

9. Integral Equations The Volterra equation Vito Volterra 1860-1940