Across
- 2. Day and night on Earth are caused by the Earth's ___
- 4. If the Earth's tilt were increases, these would be more extreme
- 6. The layer of the Sun where the UV light is produced
- 7. This part of the Earth receives direct rays from the Sun year-round
- 8. The distance between the Sun and the Earth
- 12. The largest object in our solar system
- 13. Changes depending on the gravitational pull of the planet
- 16. The amount of the Earth that receives sunlight each day
- 17. An eclipses that occurs when the Moon is between the Earth and the Sun
- 19. As two objects move toward each other, the gravitational force between them ___
- 20. One of the things that causes our seasons
Down
- 1. The planets in our solar system that are really far apart
- 3. This moon phase occurs when the Moon is between the Earth and the Sun
- 5. The length of a planet's year is based on its ___ around the Sun
- 9. A collection of rocks located between the terrestrial planets and the gas giants
- 10. A lunar cycle lasts approximately one ___
- 11. Solar systems from from this
- 14. The force responsible for the formation of the solar system
- 15. If an object has a lower mass, its gravitational pull does this.
- 18. Occurs when the Northern Hemisphere is pointed away from the Sun