Science Vocabulary Review

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Across
  1. 3. eat both plants and animals
  2. 7. the characteristics that enable us to differentiate one material from another
  3. 9. energy, heat energy
  4. 11. molecules that are spaced out and move quickly
  5. 12. conceptual representation of an idea
  6. 13. an organism that has to eat food to live
  7. 14. system, system that is responsible for intake of oxygen and releases carbon dioxide
  8. 16. bottom of a wave
  9. 18. the middle point of a wave
  10. 19. tightly packed molecules that retain their shape
  11. 20. solid, liquid, or a gas
Down
  1. 1. a device that converts motive power (mechanical energy) or fuel-based power
  2. 2. molecules that slide past each other
  3. 4. only eat plants
  4. 5. top of a wave
  5. 6. the process by which plants make their own food
  6. 8. the distance between one crest and another
  7. 10. energy, energy of moving electrons
  8. 11. energy due to gravity
  9. 15. web, many food chains in an ecosystem
  10. 17. only eat meat
  11. 21. energy, energy stored as a result of applying a force to compress or stretch an object
  12. 22. pole, the strongest magnetic field towards the end of a bar magnet