Across
- 6. a rock that survives its passage through the atmosphere and lands on the Earth's surface
- 8. comets originate here in a region of the solar system far beyond the orbit of the dwarf planet, Pluto
- 9. a rocky object that orbits the sun
- 12. the # of people that committed suicide to go on a space craft
- 14. (dirty snowball) frozen ice, gas and dust
Down
- 1. a comet that goes by Earth about every 75 years
- 2. A bowl-shape depression with a raised rim, formed by a meteoroid hitting earth
- 3. A term for a small rock from a comet or asteroid
- 4. is a meteoroid that burns up upon entry into the Earth's atmosphere
- 5. a belt in the Solar System that lies out past the orbit of Neptune
- 7. An object made of ice and dust that orbits the Sun
- 10. a comets _______ is made of gas and dust
- 11. comets and meteoroids orbit this
- 13. the comet that people committed suicide to leave their bodily containers to enter a space craft