scientific method

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Across
  1. 2. an idea that proposes a tentative explanation about a phenomenon or a narrow set of phenomena observed in the natural world.
  2. 6. the variable that is being measured or tested in an experiment.
  3. 7. a process of subjecting an author's scholarly work, research or ideas to the scrutiny of others who are experts in the same field.
  4. 8. the characteristic of a psychology experiment that is manipulated or changed by researchers, not by other variables in the experiment.
  5. 9. international decimal system of weights and measures, based on the metre for length and the kilogram for mass.
  6. 10. used to establish a cause-and-effect relationship by isolating the effect of an independent variable.
Down
  1. 1. something you don't understand but you can do an experiment to help you understand. Scientific problems are usually based on observation of scientific phenomena.
  2. 3. a group that receives a treatment in an experiment.
  3. 4. An assumption or prediction about something that you observe.
  4. 5. the active acquisition of information from a primary source.