Across
- 2. ARE THE CHANGES OF THE SPECIES
- 3. IS THE CENTER OF THE SOLAR SYSTEM
- 4. THEY ARE MADEOF ROCK, GASES AND ICE
- 7. IS THE ONLY PLANET THAT HAS LIFE
- 10. WHERE IS THE SOLAR SYSTEM LOCATED
Down
- 1. IS THE FURTHEST PLANET
- 5. SELECTION IT IS BASED ON THE SURVIVAL OF THE STRONGEST
- 6. SYSTEM IT HAS 8 PLANETS
- 8. SELECTION IT IS GUIED BY A BREEDER
- 9. HE BELIVED THAT SPECIES DON'T EXTINCT