Module 1 and 2 Vocabulary

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Across
  1. 1. The base English unit for weight
  2. 5. The base English unit for mass
  3. 6. Prefix meaning .001
  4. 7. The quantity of a substance within a certain volume
  5. 11. The number of molecules (or atoms) of a substance in a mixture for every 1 million molecules (or atoms) in that mixture
  6. 14. The mass of water vapor contained in a certain volume of air
  7. 17. The base metric unit for volume
  8. 18. The process by which certain gases (principally water vapor, carbon dioxide, and methane) trap heat that radiates from earth
  9. 19. Two or more atoms linked together to make a substance with unique properties
  10. 20. Prefix meaning .01
Down
  1. 2. The base metric unit for temperature
  2. 3. The base metric unit for weight
  3. 4. The base English unit for volume
  4. 8. The moisture content of the air
  5. 9. The base metric unit for mass
  6. 10. Prefix meaning 1000
  7. 12. The ratio of the mass of water vapor in the air at a given temperature to the maximun mass of water vapor the air could hold at that temperature, expressed as a percentage
  8. 13. The base metric unit for length
  9. 15. The smallest chemical unit of matter
  10. 16. The base English unit for length