Marking Period 1 Vocabulary

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Across
  1. 2. When the composition of matter does not change, only the appearance changes.
  2. 12. Two or more substances not chemically combined with a variable composition.
  3. 13. The basic unit of matter.
  4. 15. The study of matter and energy interactions.
  5. 17. The amount of matter in an object.
  6. 20. The study of matter.
  7. 21. When matter changes its composition into something new.
  8. 22. The simplest substances that cannot be broken down.
  9. 24. The application of science for practice purposes.
  10. 25. A mixture where all the different parts are visible.
  11. 27. The study of living things.
  12. 28. How long an event occurs or lasts.
  13. 29. The measure of the force of gravity on an object.
Down
  1. 1. The amount of space an object occupies.
  2. 3. A summary of observations.
  3. 4. A description of how close a measurement is to the true value.
  4. 5. The ability and willingness to assess claims and make judgments objectively using supported reasons.
  5. 6. A system of knowledge obtained by observing natural events to discover facts and laws that can be verified or tested.
  6. 7. A mixture that all looks the same.
  7. 8. The variable that you change in an experiment.
  8. 9. Two or more elements chemically combined with a fixed ratio.
  9. 10. How close a group of measurements are to one another.
  10. 11. A detailed explanation of events.
  11. 14. The straight-line distance between two points.
  12. 15. Matter that has a fixed and uniform composition.
  13. 16. The study that focuses on Earth and its place in the universe.
  14. 18. Anything that has mass and takes up space.
  15. 19. The variable you observe in an experiment.
  16. 23. A representation of an object or event that can be studied to better understand the object or event.
  17. 26. A measure of how hot or cold an object is.