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Across
  1. 3. Unit for weight.
  2. 7. An order of mammals.
  3. 9. What is the informal name of animals in the phylum Chordata?
  4. 13. The movement of the particles in a solid state.
  5. 15. The order human beings belong to.
  6. 17. When changing state particles move....
  7. 18. The force that causes weight.
  8. 19. What characteristics do most chordates have?
  9. 23. A contact force between solid objects.
  10. 24. A non-contact force.
  11. 25. How do we represent forces on diagrams?
Down
  1. 1. Unit for energy.
  2. 2. Which scientist came up with a system for classifying organisms?
  3. 4. When heated particles move....
  4. 5. This phyla have segmented bodies and legs.
  5. 6. The variable that is changed.
  6. 8. An order of reptiles.
  7. 10. One of the five main phyla in the animal kingdom?
  8. 11. Where photosynthesis takes place.
  9. 12. Data that is close to the true value.
  10. 14. A living thing.
  11. 16. Where respiration takes place
  12. 20. The initials of the seven taxonomic groups.
  13. 21. New organisms made when organisms reproduce.
  14. 22. The kingdom that we can't see.