Key words

12345678910111213141516171819202122
Across
  1. 1. name The two-part name used to identify an organism.
  2. 7. Colours or patterns that help an organism blend into its surroundings.
  3. 10. A group of closely related species.
  4. 11. An animal that is hunted by another animal.
  5. 13. A force that attracts objects towards each other.
  6. 14. An animal with a backbone.
  7. 15. electricity The build-up of electric charge on an object.
  8. 16. An animal that hunts other animals for food.
  9. 17. The science of naming and classifying living things.
  10. 19. A material that does not allow electricity to flow through it easily.
  11. 21. forces Forces that cause a change in an object's motion.
  12. 22. An animal without a backbone.
Down
  1. 2. A material that allows electricity to flow through it easily.
  2. 3. A hard outer covering that protects and supports an animal.
  3. 4. A force that opposes movement between surfaces.
  4. 5. forces Equal forces acting in opposite directions, causing no change in motion.
  5. 6. Grouping living things based on their similarities and differences.
  6. 8. A push or pull that can change an object's motion or shape.
  7. 9. charge A property of matter that causes electrical forces.
  8. 12. An animal with jointed legs, a segmented body and an exoskeleton.
  9. 18. A feature that helps an organism survive in its environment.
  10. 20. A group of organisms that can reproduce with each other.