8th grade science

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Across
  1. 2. is speed with direction
  2. 5. is a measure of the amount of matter in an object
  3. 7. a material that lest heat or electricity pass through it easily
  4. 9. a material that stops heat or electricity from stop it easily
  5. 10. a state of matter that expands to fill space
  6. 13. a state of matter that moves freely
  7. 14. when a liquid turns into a solid
  8. 16. how fast something is moving
  9. 17. when a solid turns into a liquid
  10. 18. two or more atoms stuck together
  11. 20. a wave caused by sounds and vibrations
  12. 22. the number of complete waves, cycles that pass per unit of time
  13. 25. a strong force transmitted through objects
  14. 26. the number of occurrences of repeating events per unit of time
  15. 27. a state of matter in a fixed state
  16. 28. how much speed or force something has when its moving
  17. 30. when heat transfers through movement
  18. 31. the opposite flow of current
  19. 32. attraction something being pulled a certain way
  20. 33. two of more chemicals joined together
  21. 34. the distance between two waves tops or bottoms
Down
  1. 1. the bending of a wave
  2. 3. a wave that causes us to see things
  3. 4. a force being pulled or attracted by a magnet
  4. 6. a push or pull
  5. 8. when heat transfers through contact
  6. 11. is the basic chemical element, and is a fundamental component of matter
  7. 12. how hot or cold something is
  8. 15. is defined as mass per unit volume
  9. 19. the ability to do something or make it happen
  10. 21. how much space something takes up
  11. 22. a force that opposes motion between surfaces in contact
  12. 23. a basic building block of matter
  13. 24. the bouncing back of a wave when it hits a surface
  14. 28. is anything that has mass and volume
  15. 29. is the change in position an object over time