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of 19 available terms

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7 Written Questions

6 Multiple Choice Questions

  1. all the water in Earth's oceans, lakes, seas, rivers, and glaciers plus all the water in the atmosphere
  2. a series of problem-solving procedures that help scientists conduct experiments
  3. standard for comparison in an experiment
  4. study 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
  5. the study of the atmosphere, which is the air surrounding Earth
  6. an 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

6 True/False Questions

  1. Le System International d'Unites (SI)replacement for the metric system; based on a decimal system using the number 10 as the base unit; includes the meter: (m), second: (s), and kilogram: (kg)


  2. geospherethe part of Earth from its surface to its center


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


  4. astronomythe study of the atmosphere, which is the air surrounding Earth


  5. oceanographystudy of Earth's oceans including the creatures that inhabit its waters, its physical and chemical properties, and the effects of human activities


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


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