Across
- 1. Earth tilts 23.5 degrees on this
- 5. season when that part of Earth is tilted toward the Sun
- 6. season when that part of Earth is tilted away from the Sun
- 7. first day of winter or summer
- 8. it takes the Earth 365 days to do this around the Sun
- 9. the hemisphere we live in
- 11. imaginary line in middle of Earth where it is always summer
Down
- 2. the hemisphere containing Australia and South America
- 3. determined by the Earth's tilt and position of orbit around the Sun
- 4. along with revolving around the sun this causes seasons
- 10. equal amount of day and night
- 12. to travel in a path around another object