SI Units and Prefixes

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Across
  1. 3. The amount of matter in an object
  2. 6. The metric prefix representing the largest quantity
  3. 9. The largest metric prefix symbols are all ________ letters.
  4. 10. The metric unit used to measure the length of an atom
  5. 11. The appropriate metric unit to measure the mass of a person.
  6. 13. It takes about 31.5 ________ to count to a billion.
  7. 17. The appropriate metric unit to measure a bottle of soda.
  8. 19. Metric prefix meaning 1/1000th
  9. 20. Only this many countries around the world have NOT converted to metric measurement.
  10. 21. The amount of space an object takes up
  11. 22. Meters, liters, and grams are called ________ units.
Down
  1. 1. The base unit of volume
  2. 2. The movement to start using a standardized system of measurement started in this country.
  3. 3. Most countries in the world have converted to this measurement system.
  4. 4. This crashed due to an error in converting units.
  5. 5. The base unit of mass
  6. 6. The metric prefix representing the smallest quantity
  7. 7. Metric prefix meaning 1,000
  8. 8. Metric prefix meaning 1,000,000,000 (billion)
  9. 12. Even though we do not use metric in the USA, it is still used for science and ______________.
  10. 14. Metric prefix meaning 1/100th
  11. 15. The base unit of length
  12. 16. The base unit of time
  13. 18. It takes about this many days to count 1 million seconds.
  14. 19. Metric prefix meaning 1,000,000 (million)