Scientific method

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Across
  1. 2. A conclusion drawn from evidence or reasoning.
  2. 3. All scientific questions must be _______________________.
  3. 4. Observations of objects or events that can be measured using numbers.
  4. 6. A statement about what may happen in the future based on prior knowledge or experience.
  5. 7. Observations of objects or events that are described without using numbers.
  6. 8. Variables in an experiment that are kept constant (the same) for each trial.
  7. 9. Variables that are affected by changes in the experiment, what is measured.
Down
  1. 1. A decision made after considering relevant facts and evidence.
  2. 5. Variables that are controlled by the researcher and not affected by other variables.