Chapter 1 Vocabulary

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Across
  1. 3. the study of objects beyond Earth's atmosphere
  2. 8. Law describes the behavior of a natural phenomenon.
  3. 9. a testable explanation or educated guess that can be supported or disproved
  4. 10. Variable a factor that is affected by changes in the independent variable
  5. 11. the area from the surface of Earth down to its center
  6. 14. Theory an explanation based on many observations during repeated investigations
  7. 16. the study of the forces and processes that cause the atmosphere to change and produce weather
  8. 18. region of permanently frozen water on Earth
Down
  1. 1. the study of the materials that make up Earth and the processes that form and change these materials
  2. 2. all the water on Earth
  3. 4. used in an experiment to show that the results of an experiment are a result of the condition being tested
  4. 5. Variable the factor that is changed by the experimenter
  5. 6. Method series of problem-solving steps to help conduct experiments
  6. 7. Model an idea picture, a system, or mathematical expression that represents the concept being explained
  7. 12. the study of Earth's oceans
  8. 13. all living organisms on Earth as well the environments in which they live
  9. 15. blanket of gases that surrounds our planet
  10. 17. Science the study of the interactions of organisms and their surroundings