Year 7 Science - Key Vocabulary

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Across
  1. 3. rain
  2. 5. movement of co2 from respiration and photosynthesis
  3. 8. orange juice, water,
  4. 9. solid, liquid, gas or plasma
  5. 11. how much matter is in an object
  6. 12. cannot be compressed, strong bond between molecules
  7. 13. changing from water vapour into liquid water
  8. 15. no definite shape, can be compressed
  9. 17. the circular movement of heat in liquids or gases
  10. 19. changing from liquid water to water vapour
  11. 21. mass + gravity
Down
  1. 1. made from 1 ind of atoms only
  2. 2. when matter cools
  3. 4. a compound of 2 or more atoms
  4. 6. the smallest unit of matter
  5. 7. force (a push or a pull)
  6. 10. getting bigger because of heat
  7. 13. made smaller
  8. 14. how close together atoms and molecules are
  9. 16. a force of attraction between the Earth and objects
  10. 18. space matter takes up
  11. 20. a measurement of the atmosphere above sea level