1. Describe the anatomy of a wave. Make sure to include terms like crest, trough, amplitude and wavelength.

2. A pendulum swings back and forth 5 times in 10 seconds, what is the period of the pendulum?

a. What is the frequency?

3. You are sitting at the beach and want to determine the speed of a wave. You estimate the wavelength to be 3 m and find the frequency to be 5 Hz. What is the speed of the wave?

4. How do I know if an image is real or virtual?

5. What is the difference between refraction and reflection?

6. As a pendulum swings describe how the kinetic and potential energy changes.

7. How is the focal length of a lens determined? What does the focal length of the lens depend on?

8. Describe how to draw the three rays that determine where an image appears.