unit 1

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Across
  1. 1. is the second step of the scientific method
  2. 6. is the set of stages that any activity must follow to determine the laws that govern the phenomena
Down
  1. 2. is the first step of the scientific method
  2. 3. study phenomenas or changes that involves a change in the nature of matter.
  3. 4. study phenomenas or changes that don't involve a change in the nature of matter.
  4. 5. is defined as a set of knowledge about the world through observation, experimentation and reasoning