SI Units

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Across
  1. 5. symbol used for the SI unit for mass
  2. 6. SI unit for time
  3. 7. symbol for the SI unit for quantity
  4. 10. how much heat or cold an object has
  5. 13. SI units are a modernized version of the ___.
  6. 15. duration
  7. 16. distance
  8. 18. one of the countries that hasn't adopted the SI system in everyday life
  9. 19. base unit for measuring length
  10. 20. number of base units
  11. 21. SI unit of luminosity
Down
  1. 1. brightness
  2. 2. number of countries that have not yet adopted SI units in everyday life
  3. 3. SI unit of current
  4. 4. symbol used for the SI unit for luminosity
  5. 5. base unit for measuring mass
  6. 7. SI unit for quantity
  7. 8. SI unit of length
  8. 9. SI unit of temperature
  9. 11. amount of matter
  10. 12. amount of substance
  11. 14. Also known as international system of units
  12. 17. name of the measurement system the United States uses