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7 Written questions

6 Multiple choice questions

  1. standard for comparison in an experiment
  2. study of Earth's oceans including the creatures that inhabit its waters, its physical and chemical properties, and the effects of human activities
  3. factor in an experiment that can change if the independent variable is changed
  4. a testable explanation of a situation
  5. study of objects beyond Earth's atmosphere
  6. all the water in Earth's oceans, lakes, seas, rivers, and glaciers plus all the water in the atmosphere

6 True/False questions

  1. scientific theoryan explanation based on many observations during repeated experiments; valid only if consistent with observations, can be used to make testable predictions, and is the simplest explanation; can be changed or modified with the discovery of new data


  2. environmental sciencestudy of the interactions of humans with environment


  3. meteorologystudy of materials that make up Earth and the processes that form and change these materials, and the history of the planet and its life-forms since its origin


  4. scientific methodsa series of problem-solving procedures that help scientists conduct experiments


  5. independent variablefactor that is manipulated by the experimenter in an experiment


  6. scientific lawa principle that describes the behavior of a natural phenomenon


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