Social Studies Chapter 2: Earth’s Physical Geography

9. What does the diagram on page 30-31 show us? The Revolution of Earth / seasons in the Northern Hemisphere. 10. As Earth travels around the sun, the tilt of its axis causes our seasons. 11. Earth’s axis tilts at a 23.5° angle from its orbit. This accounts for the seasons. 12. Which season are days and nights nearly equal in length? ................
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