Across
- 7. – a space rock that is in earth’s atmosphere
- 8. motion – the way something appears to move
- 10. year – the distance light travels in one year (6 trillion miles)
- 12. – a complete pass around the sun
- 13. - stars, dust and gas held together by gravity
- 14. – a large round object in space
Down
- 1. – patterns in the stars
- 2. – the path a revolving object follows
- 3. – meteor that strikes earth’s surface
- 4. – a sphere of hot gas that gives off light and heat
- 5. – a force of attraction, or pull, between any two objects
- 6. – a complete spin on the axis
- 9. phases – apparent shapes of the moon in the sky
- 11. – regular rise and fall of water along the shore