Talking about science

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Across
  1. 5. This activity involves study and investigation.
  2. 6. This is a method, or way of doing something, that is logical and based in facts.
  3. 7. This word means accepted.
Down
  1. 1. This word means certain.
  2. 2. This is a drug used to treat an illness.
  3. 3. This is the study of math, biology, or social behaviour.
  4. 4. This person is an academic or scientist.
  5. 8. This is a piece of evidence.