Across
- 4. dwarf plant found in the Kuiper Belt
- 5. many different kinds of life
- 10. the weather associated with low pressure
- 11. reproduces with spores
- 13. air takes up _______
- 14. large space rock between Mars and Jupiter
- 16. organism reproduces by splitting in two
- 18. has gone to space
- 19. plane part to keep all other parts together
Down
- 1. a vehicle to drive on another planet
- 2. a falling star
- 3. put into groups with the same traits
- 6. planet with a very dense atmosphere
- 7. a relationship to benefit both organisms
- 8. prediction for an experiment
- 9. brothers who made the first flight
- 10. space snowball with two tails
- 12. scientist studying space
- 15. the force that slows things down
- 17. use your sense to collect this data