Balancing chemical equation

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Across
  1. 3. variable a variable (often denoted by x ) whose variation does not depend on that of another
  2. 5. A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  3. 6. Variable anything that is held constant or limited in a research study
  4. 8. gives a summary of the main points of the topic and thesis.
Down
  1. 1. discover or reveal (something) through detailed examination.
  2. 2. variable It is something that depends on other factors.
  3. 4. method The scientific method is the process of objectively establishing facts through testing and experimentation.
  4. 7. the action or process of observing something or someone carefully or in order to gain information.