Introduction to Science Vocabulary Words

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Across
  1. 1. How close a measurement is to the true or correct value.
  2. 3. Variable The one factor that the scientist purposely changes during an experiment.
  3. 7. Observation An observation that describes a quality, such as color, shape, texture, smell, or sound. It does not use numbers.
  4. 12. Facts, observations, or data that support a claim or conclusion.
  5. 13. Observation An observation that includes numbers or measurements.
  6. 15. A well-tested explanation of a natural event that is supported by a large amount of evidence.
  7. 17. A representation of an object, system, or process that helps explain or understand something that may be too large, too small, or too complex to study directly.
  8. 18. A factor that stays the same throughout an experiment so the test is fair.
  9. 21. System The system of measurement used by scientists around the world.
  10. 22. Group The group in an experiment that does not receive the independent variable and is used for comparison.
  11. 23. An educated guess or conclusion based on observations and what you already know.
  12. 24. Variable The factor that is measured or observed because it changes in response to the independent variable.
  13. 25. The study of the natural world by asking questions, making observations, and investigating.
Down
  1. 2. A statement that explains what was learned from the data and whether the hypothesis was supported.
  2. 4. To carefully examine data to find patterns, relationships, or meaning.
  3. 5. Information collected during an experiment through observations or measurements.
  4. 6. How close repeated measurements are to one another.
  5. 8. Anything in an experiment that can change.
  6. 9. Law A statement that describes a pattern or event in nature that always happens under certain conditions.
  7. 10. Tools, machines, or inventions that help people solve problems or make work easier.
  8. 11. Finding the size, amount, length, mass, volume, or temperature of something using standard units.
  9. 14. A testable prediction about what you think will happen during an investigation.
  10. 16. Information gathered using your senses or scientific tools.
  11. 19. The step-by-step directions for completing an investigation or experiment.
  12. 20. A scientific test used to answer a question or test a hypothesis.