1. Why are summers generally warmer than winters? (2 points) 2. Where on Earth is the tilt of the axis LEAST likely to affect the seasons? Why? (3 points)

3. Which city has the biggest change in the amount of daylight hours it receives during the year?

> Which city has the smallest change? Use their latitude to explain why this is true. (4 points)

4. How do the daylight patterns of Melbourne and Chicago compare to each other? Use their locations on Earth -- compared to the equator -- to explain why. (4 points)

5. Explain how this interactive demonstration is a "model." Be detailed in your explanation. (3 points)