Metric puzzle

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Across
  1. 3. - an educated guess is formulated to explain what might be happening.Experiment - an experiment or study is carefully designed to test the hypothesis, the resulting data are presented in an appropriate form.
  2. 7. - a conclusion reached on the basis of evidence and reasoning.
  3. 9. - not consistent or having a fixed pattern; liable to change.
  4. 10. - is a unit prefix in the metric system denoting a factor of one thousandth (10 - 3).
  5. 11. - respectively, 10, 100, 1000, and milli .
  6. 12. - unit of volume in the metric system, equal to one decimetre (0.001 cubic metre).
Down
  1. 1. - is a unit prefix in the metric system denoting a factor of one hundredth.
  2. 2. - in the metric system, the basic unit of length is the meter.
  3. 4. - The action or process of observing something or someone carefully or i order to gain information.
  4. 5. system - the decimal measuring system based on the meter ,liter, and gram as units of length, capacity, and weight or mass.
  5. 6. method - a method of procedure that has characterized natural science since 17th century.
  6. 8. - a unit of measurement of weight and mass in the metric system.