Across
- 5. A line that connects all points of the same latitude
- 6. One full _______ of the Earth dictates the length of one day
- 8. The environmental sphere containing water
- 12. Imaginary lines extending from pole to pole
- 13. The environmental sphere containing rocks and minerals
- 14. One __________ of the Earth around the sun marks a year
- 15. The environmental sphere containing living things
Down
- 1. A type of planet with a small, dense core surrounded by a large layer of gas
- 2. The ___________ of the Earth's axis is the degree at which the Earth tilts
- 3. Lines that measure the angle north to south of the equator
- 4. The environmental sphere containing gasses and air
- 7. A type of planet with a thin atmosphere around a large, rocky body
- 9. Lines that measure the angle east to west of the
- 10. The day of the year when the Earth is closest to the sun
- 11. The environmental sphere containing ice