Vocab
Across
- 7. light shining through a prism
- 8. the sun, planets, and their moons
- 9. Distance between the sun and earth
- 11. loose balls of ice and rock that usually have very long but narrow orbits
- 12. energy that travels in forms of waves
- 13. big bright star in our solar system
Down
- 1. instruments that collect and focus light and other forms of electromagnetic radiation
- 2. distance between the crest of one wave to another
- 3. round orbits the sun and has cleared out the region of its orbit
- 4. chunks of or dust smaller than asteroids
- 5. light light you can see
- 6. small, rocky, found mostly between Mars and Jupiter
- 10. natural satellite for a planet