Science
Across
- 2. Earth's ____ is the brightest and largest object in our solar system.
- 3. The narrow band in the sky where all plantes appear to move in
- 4. Scientists divide the sky into this many constellations
- 6. The star in the center of our solar system
- 8. The system or model in which Earth and the other planets revolve around the sun
- 10. The Greek word for "sun"
- 12. a streak of light produced when a small piece of rock or ice, known as a meteoroid, burns up as it enters Earth's atmosphere
- 13. Stars appear to move from ____ to west.
- 14. The shape that planets revolve in around the sun, like an oval.
Down
- 1. The sun's apparent motion is caused by Earth's ________ on its axis.
- 5. A cold mixture of dust and ice that develops a long trail of light as it approaches the sun
- 6. A body that orbits a planet
- 7. A famous comet is ________ Comet.
- 9. There are _____ planets in our solar system
- 11. Contallations remain the ____.