Exam Review Chapter 1 - Grade 7

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Across
  1. 2. The sum of all values in a data set divided by the total number of values in the set.
  2. 4. The prefix _____ means 1000.
  3. 8. Uses a model to show how an object or system behaves or functions.
  4. 9. The tool that would be used to measure length in a science lab.
  5. 12. A _______ is a description of something that includes a number and a unit.
  6. 14. Unit for length.
  7. 15. A part of an experiment for which the independent variable is not changed.
  8. 18. Unit for temperature.
  9. 19. A ________ is a factor that is not allowed to change.
  10. 21. A testable idea or explanation that leads to a scientific investigation.
Down
  1. 1. The application of science and math to solve real-life problems.
  2. 3. Unit for mass.
  3. 5. The use of science for practical purposes.
  4. 6. Measurements and information gathered during an investigation.
  5. 7. The prefix ____ means 1/100.
  6. 10. The _______ variable changes based on the independent variable.
  7. 11. A scientific _______ is a well-supported and widely accepted explanation of nature.
  8. 12. The prefix ____ means 1/1000.
  9. 13. Good experiments follow organized procedure and include repeated _________.
  10. 16. Ways in which scientists answer questions and solve problems are scientific __________.
  11. 17. Unit for liquid volume.
  12. 20. Unit for time.
  13. 22. The study of the natural world