Across
- 2. determined the sun was the center of our solar system
- 4. an imaginary horizontal line going around the center of the Earth
- 6. in winter, days are _____.
- 7. everything above the Equator
- 8. the Earth does not sit straight up and down on its axis - it is _____.
- 9. the southernmost point of the Earth
- 10. tool used to observe and study objects in the sky
- 11. in summer, days are _____.
Down
- 1. everything below the Equator
- 3. used Earth's shadow to confirm that the Earth is smaller than the sun
- 5. an imaginary rod through Earth
- 7. the northernmost point of the Earth