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6 Written questions

6 Multiple choice questions

  1. a quantity that has both a number and a unit
  2. a well-tested explanation of some aspect of the natural world
  3. a series of steps that scientists use to answer questions and solve problems


    Make Observation
    Ask a question
    State a hypothesis
    Test Hypothesis
    Draw Conclusions
  4. A set of controlled observations that test the hypothesis
  5. the variables you keep the same in an experiment
  6. an organized structure for arranging or classifying

6 True/False questions

  1. experimental variablethe variable you change in an experiment


  2. unitthe amount of matter that makes up something


  3. massthe amount of matter that makes up something


  4. biologythe science that studies living organisms


  5. solutionmixture of two or more substances in which the molecules of the substances are evenly distributed


  6. variablea factor that can change in an experiment