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7 Written questions

6 Multiple choice questions

  1. factor in an experiment that can change if the independent variable is changed
  2. blanket of gases surrounding Earth that contains about 78 percent nitrogen, 21 percent oxygen, and 1 percent other gases such as argon, carbon dioxide, and water vapor
  3. standard for comparison in an experiment
  4. the part of Earth from its surface to its center
  5. a testable explanation of a situation
  6. an idea, a system, or a mathematical expression that represents the idea being explained

6 True/False questions

  1. scientific lawan idea, a system, or a mathematical expression that represents the idea being explained

          

  2. scientific notationan idea, a system, or a mathematical expression that represents the idea being explained

          

  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. independent variablefactor in an experiment that can change if the independent variable is changed

          

  5. environmental sciencefactor that is manipulated by the experimenter in an experiment

          

  6. Le System International d'Unites (SI)study of the interactions of humans with environment

          

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