Metric crosswords

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Across
  1. 2. metric temp
  2. 4. the unit of measurement that this thing is about.
  3. 5. 0.000000001 liter
  4. 7. 10b(b=base)
Down
  1. 1. 1000 grams
  2. 3. 1000
  3. 4. base for length
  4. 6. base for volume